Products

Suppliers
Filter Gallery
42,316

Digital Compression Machine Factory

Products

Sorry! No matches were found.

Factory Price Digital/Computer Control Hydraulic Concrete Compression Testing Machine

Factory Price Digital/Computer Control Hydraulic Concrete Compression Testing Machine

US $ 2,000-3,000 / Set FOB
1 Set (MOQ)
More
Main Products: Universal Testing Machine, Tensile Testing Machine, Compression Testing Machine, Impact Testing Machine, Fiber Cable Testing Machine, Fatigue Testing Machine, Torsion Testing Machine, Bending Testing Machine, Steel Strand Testing Machine, Material Testing Machine
Contact Supplier
Hualong Test Co., Ltd.

Shanghai, China Since 2024
Chat Now Send Inquiry
Factory Direct Sales Digital Hydraulic Concrete Compression Testing Machine for Construction Industry

Factory Direct Sales Digital Hydraulic Concrete Compression Testing Machine for Construction Industry

US $ 2,500-3,200 / Piece FOB
1 Piece (MOQ)
More
Load Way : Mechanical Load
Contact Supplier
Audited Supplier
JINAN CHENGYU TESTING EQUIPMENT CO., LTD.

Shandong, China Since 2020
Chat Now Send Inquiry
Factory Direct Sales Digital Hydraulic Concrete Compression Testing Machine with 100t/1000kn

Factory Direct Sales Digital Hydraulic Concrete Compression Testing Machine with 100t/1000kn

US $ 2,500-3,200 / Piece FOB
1 Piece (MOQ)
More
Main Products: Test Machine, Laboratory Equipment, Test Equipment, Material Testing Machine, Tensile Testing Machine
Contact Supplier
Audited Supplier
JINAN CHENGYU TESTING EQUIPMENT CO., LTD.

Shandong, China Since 2020
Chat Now Send Inquiry
Factory Price Digital/Computer Control Hydraulic Concrete Compression and Flexural Testing Machine

Factory Price Digital/Computer Control Hydraulic Concrete Compression and Flexural Testing Machine

US $ 2,000-3,000 / Set FOB
1 Set (MOQ)
More
Power Source : AC220V
Contact Supplier
Hualong Test Co., Ltd.

Shanghai, China Since 2024
Chat Now Send Inquiry
Servo Hydraulic Automatic Digital Universal Metal 32mm Round Steel Rebar Tensile Strength Compression Three-Point Bending Testing Machine Factory Price 600kn

Servo Hydraulic Automatic Digital Universal Metal 32mm Round Steel Rebar Tensile Strength Compression Three-Point Bending Testing Machine Factory Price 600kn

US $ 7,900-18,000 / Piece FOB
1 Piece (MOQ)
More
Main Products: Test Machine, Laboratory Equipment, Test Equipment, Material Testing Machine, Tensile Testing Machine
Contact Supplier
Audited Supplier
JINAN CHENGYU TESTING EQUIPMENT CO., LTD.

Shandong, China Since 2020
Chat Now Send Inquiry
Factory Direct Sales Digital Display Hydraulic Concrete Compression Testing Machine for Construction

Factory Direct Sales Digital Display Hydraulic Concrete Compression Testing Machine for Construction

US $ 2,500-3,200 / Piece FOB
1 Piece (MOQ)
More
Type : Compression Testing Machine
Contact Supplier
Audited Supplier
JINAN CHENGYU TESTING EQUIPMENT CO., LTD.

Shandong, China Since 2020
Chat Now Send Inquiry
Auto Computer Digital Universal Compression/Tensile Strength Material Testing Test Machine Price From China Factory with Extensometer

Auto Computer Digital Universal Compression/Tensile Strength Material Testing Test Machine Price From China Factory with Extensometer

US $ 8,000-9,500 / Piece FOB
1 Piece (MOQ)
More
Main Products: Test Machine, Laboratory Equipment, Test Equipment, Material Testing Machine, Tensile Testing Machine
Contact Supplier
Audited Supplier
JINAN CHENGYU TESTING EQUIPMENT CO., LTD.

Shandong, China Since 2020
Chat Now Send Inquiry
Factory Price Digital Computer Control Hydraulic Concrete Compression Flexural Testing Machine

Factory Price Digital Computer Control Hydraulic Concrete Compression Flexural Testing Machine

US $ 2,000-3,000 / Set FOB
1 Set (MOQ)
More
Max Diameter of Workpiece : <500mm
Contact Supplier
Hualong Test Co., Ltd.

Shanghai, China Since 2024
Chat Now Send Inquiry
100kn Electronic Servo Computerized Digital Display Floor Type 2 Columns Rubber, Plastic, Paper Universal Tensile Strength Compression Testing Machine Factory

100kn Electronic Servo Computerized Digital Display Floor Type 2 Columns Rubber, Plastic, Paper Universal Tensile Strength Compression Testing Machine Factory

US $ 2,300-5,800 / Piece FOB
1 Piece (MOQ)
More
Main Products: Test Machine, Laboratory Equipment, Test Equipment, Material Testing Machine, Tensile Testing Machine
Contact Supplier
Audited Supplier
JINAN CHENGYU TESTING EQUIPMENT CO., LTD.

Shandong, China Since 2020
Chat Now Send Inquiry
Digital High Precise Compression Spring Tensile Testing Machine for Textile

Digital High Precise Compression Spring Tensile Testing Machine for Textile

US $ 299-3,999 / Piece FOB
1 Piece (MOQ)
More
Loading Method : Static Load
Contact Supplier
Audited Supplier
Dongguan Youbi Test Equipment Co.,Ltd

Trading Company

Guangdong, China Since 2024
Chat Now Send Inquiry
Digital Carton Compression Strength Test Machine

Digital Carton Compression Strength Test Machine

US $ 10,000-12,000 / Piece FOB
1 Piece (MOQ)
More
Main Products: Universal Material Testing Machine, Climate Test Chamber, Optical Measurement Machine, Physical Property Testing Machine
Contact Supplier
Audited Supplier
PW INSTRUMENTS (GUANGDONG) CO., LTD.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2011
Chat Now Send Inquiry
Factory Price Digital 5000n Spring Compression Testing Machine Spring Load Tester

Factory Price Digital 5000n Spring Compression Testing Machine Spring Load Tester

US $ 3,100 / Piece FOB
1 Piece (MOQ)
More
Accuracy Grade : 1
Contact Supplier
Audited Supplier
Jinan Kason Testing Equipment Co., Ltd.

Shandong, China Since 2016
Chat Now Send Inquiry
Related Searches
Test Machine Physical Therapy Equipment Medical Diagnosis Equipment Foot Massager Other Instruments & Meters Other Test Instrument
Tensile Testing Machine Compression Testing Machine Bend Testing Machine Shear Testing Machine Torsion Testing Machine Fatigue Testing Machine
Tensile Testing Industry-Leading Audited Factory Universal Material Strength Tensile Compression Test Machine

Tensile Testing Industry-Leading Audited Factory Universal Material Strength Tensile Compression Test Machine

US $ 4,000-8,000 / Piece FOB
1 Piece (MOQ)
More
Main Products: Testing Machine, Test Chamber, Tensile Testing Machine, Climatic Chamber, Vibration Test Machine, Salt Spray Chamber, UV Aging Test Chamber, Dust Chamber, Drying Oven, Testing Equipment
Contact Supplier
Audited Supplier
Dongguan Xin Bao Instrument Co.,Ltd

Manufacturer/Factory & Trading Company

Guangdong, China Since 2012
Chat Now Send Inquiry
Digital Frozen Physical Cold Ice Compression Cryotherapy Machine Recovery System for Leg and Knee Pain Relief

Digital Frozen Physical Cold Ice Compression Cryotherapy Machine Recovery System for Leg and Knee Pain Relief

US $ 60-89 / Piece FOB
10 Pieces (MOQ)
More
Feature : Hand-Held
Contact Supplier
Audited Supplier
TIANJIN KONBEST TECHNOLOGY CO., LTD.

Manufacturer/Factory & Trading Company

Tianjin, China Since 2019
Chat Now Send Inquiry
Hualong Yas Series Hydraulic Digital Display Compression Testing Machine

Hualong Yas Series Hydraulic Digital Display Compression Testing Machine

US $ 2,000-3,000 / Set FOB
1 Set (MOQ)
More
Main Products: Universal Testing Machine, Tensile Testing Machine, Compression Testing Machine, Impact Testing Machine, Fiber Cable Testing Machine, Fatigue Testing Machine, Torsion Testing Machine, Bending Testing Machine, Steel Strand Testing Machine, Material Testing Machine
Contact Supplier
Hualong Test Co., Ltd.

Shanghai, China Since 2024
Chat Now Send Inquiry
Hydraulic Servo Computer Controlled Digital Pressure Material Tensile Metal Non-Metallic Compression Steel Bending Strength Universal Test Testing Machine

Hydraulic Servo Computer Controlled Digital Pressure Material Tensile Metal Non-Metallic Compression Steel Bending Strength Universal Test Testing Machine

US $ 5,999-12,999 / Set FOB
1 Set (MOQ)
More
Loading Method : Static Load
Contact Supplier
Audited Supplier
Jinan Nake Test Equipment Co., Ltd.

Shandong, China Since 2025
Chat Now Send Inquiry
Wdw Computer Controlled Digital Electronic Universal Tensile Strength Plastic Rubber Metal Non-Metallic Compression Steel Pressure Bending Test Testing Machine

Wdw Computer Controlled Digital Electronic Universal Tensile Strength Plastic Rubber Metal Non-Metallic Compression Steel Pressure Bending Test Testing Machine

US $ 2,199-8,999 / Set FOB
1 Set (MOQ)
More
Main Products: Steel Strand Relaxation Testing Machine, Rock Testing Machine, Dynamic Fatigue Testing Machine, Impact Testing Machine, Tensile Testing Machine, Pressure Testing Machine, Bending Testing Machine, High Strength Bolt Torque Coefficient Tester, Torsion Testing Machine, Steel Strand Testing Machine
Contact Supplier
Audited Supplier
Jinan Nake Test Equipment Co., Ltd.

Shandong, China Since 2025
Chat Now Send Inquiry
2000kN /1000kN Digital Display Hydraulic Concrete Compression Testing Machine Ctm

2000kN /1000kN Digital Display Hydraulic Concrete Compression Testing Machine Ctm

US $ 1,460-1,850 / Piece FOB
1 Piece (MOQ)
More
Control : Manual Control
Contact Supplier
Audited Supplier
Zhejiang Tugong Instrument Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2016
Chat Now Send Inquiry
Yes-2000 Digital Display Concrete Compression Testing Machine

Yes-2000 Digital Display Concrete Compression Testing Machine

US $ 1,000-1,700 / Piece FOB
1 Piece (MOQ)
More
Main Products: Electronic Testing Machine, Hydraulic Universal Testing Machine, Compression Testing Machine, Impact Testing Machine, Bending Testing Machine, Hardness Tester/Testing Machine, Friction and Wear Testing Machine, Metallographic Equipments, Torsion Testing Machine, NDT/Force Gauge/Tension Meter
Contact Supplier
Audited Supplier
Jinan Kason Testing Equipment Co., Ltd.

Shandong, China Since 2016
Chat Now Send Inquiry
2000KN Hydraulic Digital Display Advanced Automatic Concrete Compression Testing Machine for Concrete Testing Construction Industry

2000KN Hydraulic Digital Display Advanced Automatic Concrete Compression Testing Machine for Concrete Testing Construction Industry

US $ 2,100-2,400 / Piece FOB
1 Piece (MOQ)
More
Type : Compression Testing Machine
Contact Supplier
Audited Supplier
Nanjing T-Bota Scietech Instruments & Equipment Co., Ltd.

Jiangsu, China Since 2010
Chat Now Send Inquiry
Related Videos
  • What is Servo Hydraulic Automatic Digital Universal Metal 32mm Round Steel Rebar Tensile Strength Compression Three-Point Bending Testing Machine Factory Price 600kn
    What is Servo Hydraulic Automatic Digital Universal Metal 32mm Round Steel Rebar Tensile Strength Compression Three-Point Bending Testing Machine Factory Price 600kn
    US $ 7,900-18,000 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is Auto Computer Digital Universal Compression/Tensile Strength Material Testing Test Machine Price From China Factory with Extensometer
    What is Auto Computer Digital Universal Compression/Tensile Strength Material Testing Test Machine Price From China Factory with Extensometer
    US $ 8,000-9,500 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is 100kn Electronic Servo Computerized Digital Display Floor Type 2 Columns Rubber, Plastic, Paper Universal Tensile Strength Compression Testing Machine Factory
    What is 100kn Electronic Servo Computerized Digital Display Floor Type 2 Columns Rubber, Plastic, Paper Universal Tensile Strength Compression Testing Machine Factory
    US $ 2,300-5,800 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is Digital High Precise Compression Spring Tensile Testing Machine for Textile
    What is Digital High Precise Compression Spring Tensile Testing Machine for Textile
    US $ 299-3,999 /Piece
    1 Piece (MOQ)
    Contact Supplier
ASTM Yes-2000 Digital Display Pressure Compression Testing Machine

ASTM Yes-2000 Digital Display Pressure Compression Testing Machine

US $ 3,450-4,230 / Piece FOB
1 Piece (MOQ)
More
Main Products: Fatigue Testing Machine, Universal Testing Machine, Impact Testing Machine, Material Testing Machine, Horizontal Tensile Testing Machine, Compression Testing Machine
Contact Supplier
Audited Supplier
Qingdao Chengyu Testing Equipment Co., Ltd

Manufacturer/Factory & Trading Company

Shandong, China Since 2024
Chat Now Send Inquiry
Advanced Digital Monitoring Stable Performance Compression Testing Machine (2000kN)

Advanced Digital Monitoring Stable Performance Compression Testing Machine (2000kN)

US $ 4,000-5,000 / Piece FOB
1 Piece (MOQ)
More
Loading Method : Dynamic Load
Contact Supplier
Audited Supplier
Xianxian Zhonglu Tongda Testing Instrument and Equipment Factory

Trading Company

Hebei, China Since 2025
Chat Now Send Inquiry
Automatic Textile Digital Machine Suppliers Compression Mode Sfj600 Automatic Textile Sizing Machine

Automatic Textile Digital Machine Suppliers Compression Mode Sfj600 Automatic Textile Sizing Machine

US $ 200,000-300,000 / Piece FOB
1 Piece (MOQ)
More
Main Products: Wraping Machine
Contact Supplier
Audited Supplier
Suzhou Sifang Intelligent Technology Co., Ltd

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2024
Chat Now Send Inquiry

Not exactly what you want?

Post Sourcing Request

About Digital Compression Machine Factory FAQ

  • QWhat are the advantages of sourcing test machines for instruments & meters from China?

    Our Digital Compression Machine Factory offers exceptional quality and style within the Test Machine category.Sourcing test machines from China offers competitive pricing, a wide range of product selections, and access to advanced technology. China is known for its manufacturing expertise, and suppliers offer customization options to meet specific requirements, enabling you to find the best fit for your business.

  • QWhat types of test machines are commonly used for instruments & meters?

    The Digital Compression Machine Factory is a top choice in our Test Machine collection.Test machines for instruments & meters come in various types such as performance testers, calibration equipment, and durability testers. Each type serves a specific function to ensure the accuracy and reliability of the instruments. Contact a reputable supplier for advice on the best choice for your needs.

  • QHow to verify the quality of test machines from suppliers in China?

    Enhance your Test Machine setup with our premium Digital Compression Machine Factory.You can verify the quality of test machines by requesting product specifications, checking certifications, and asking for samples. Conduct thorough research on supplier reputation and reviews. Working with a trusted manufacturer ensures you receive high-quality test machines for your application needs.

Cheap Price Desktop Computer Control 100kN 200kN 300kN Digital Compression Testing Machine

Cheap Price Desktop Computer Control 100kN 200kN 300kN Digital Compression Testing Machine

US $ 3,300-4,500 / Piece FOB
1 Piece (MOQ)
More
Oil Cylinder Position : Under
Contact Supplier
Audited Supplier
Jinan Lasnov Industrial Testing System Co., Ltd

Shandong, China Since 2025
Chat Now Send Inquiry
Factory Direct Customization Digital Concrete Compression Test Machine with 1000kn

Factory Direct Customization Digital Concrete Compression Test Machine with 1000kn

US $ 3,000-3,700 / Piece FOB
1 Piece (MOQ)
More
Main Products: Test Machine, Laboratory Equipment, Test Equipment, Material Testing Machine, Tensile Testing Machine
Contact Supplier
Audited Supplier
JINAN CHENGYU TESTING EQUIPMENT CO., LTD.

Shandong, China Since 2020
Chat Now Send Inquiry
Compression Universal Testing Machine Digital Hydraulic Tensile Test Machine for Steel Rebar

Compression Universal Testing Machine Digital Hydraulic Tensile Test Machine for Steel Rebar

US $ 9,699-9,890 / Piece FOB
1 Piece (MOQ)
More
Oil Cylinder Position : Under
Contact Supplier
Audited Supplier
Jinan Hensgrand Instrument Co., Ltd.

Manufacturer/Factory & Trading Company

Shandong, China Since 2016
Chat Now Send Inquiry
Direct Cooling Block Ice Machine 5t/24h Industrial Ice Making Machines Block Factory Europe South Africa Southeast Asia

Direct Cooling Block Ice Machine 5t/24h Industrial Ice Making Machines Block Factory Europe South Africa Southeast Asia

US $ 25,500-26,666 / Piece FOB
1 Piece (MOQ)
More
Main Products: Ice Maker, Ice Machine, Ice Maker Machine, Cube Ice Machine, Flake Ice Machine, Ice Block Machine, Ice Cube Maker, Tube Ice Machine, Ice Crusher, Commercial Ice Maker.
Contact Supplier
Audited Supplier
Shanghai Icema Refrigeration Technology Co., Ltd.

Trading Company

Jiangsu, China Since 2020
Chat Now Send Inquiry
Digital Display Pressure Tester Cement Brick Concrete Block Hydraulic Compression Testing Machine

Digital Display Pressure Tester Cement Brick Concrete Block Hydraulic Compression Testing Machine

US $ 25,400-36,500 / Set FOB
1 Set (MOQ)
More
Display : Digital
Contact Supplier
Audited Supplier
Jinan Chenji International Trade Co., Ltd.

Shandong, China Since 2021
Chat Now Send Inquiry
Factory Direct Sale 5000kn Electro-Hydraulic Servo Compression-Shear Testing Machine

Factory Direct Sale 5000kn Electro-Hydraulic Servo Compression-Shear Testing Machine

US $ 8,900-22,000 / Set FOB
1 Set (MOQ)
More
Main Products: Electronic universal testing machine, pressure testing machine, testing machine accessories.
Contact Supplier
Audited Supplier
Jinan Liling Testing Machine Co., Ltd

Manufacturer/Factory & Trading Company

Shandong, China Since 2023
Chat Now Send Inquiry
600kN 1000kN Digital Manhole Cover Hydraulic Compression Tester Frame Pressure Strength Testing Machine

600kN 1000kN Digital Manhole Cover Hydraulic Compression Tester Frame Pressure Strength Testing Machine

US $ 3,500-4,000 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Hangzhou Civit Instrument Equipment Co., Ltd.

Zhejiang, China Since 2018
Chat Now Send Inquiry
Yaw-300c Digital Display Concrete Compression Testing Equipment Cement Pressure Testing Machine

Yaw-300c Digital Display Concrete Compression Testing Equipment Cement Pressure Testing Machine

US $ 3,000-10,000 / sets FOB
1 sets (MOQ)
More
Main Products: Electronic Universal Testing Machine, Hydraulic Universal Testing Machine, Impact Testing Machine, Bending Testing Machine, Horizontal Tensile Testing Machine, Torsion Testing Machine, Material Testing Equipment, Laboratory Testing Equipment, Tensile Strength Tester, Hydrostatic Pressure Tester
Contact Supplier
Audited Supplier
Jinan Victory Instrument Co., Ltd.

Shandong, China Since 2025
Chat Now Send Inquiry
Digital Hydraulic Concrete Compressive Test Machine Universal Compression Testing Machine

Digital Hydraulic Concrete Compressive Test Machine Universal Compression Testing Machine

US $ 3,000 / Set FOB
1 Set (MOQ)
More
Structure : Cylinder Type
Contact Supplier
Audited Supplier
Xi'an Zealchon Electronic Technology Co., Ltd.

Shaanxi, China Since 2022
Chat Now Send Inquiry
Portable Digital Air Compression Leg Muscle Massage Machine

Portable Digital Air Compression Leg Muscle Massage Machine

US $ 98-248 / Set FOB
1 Set (MOQ)
More
Main Products: Air Pressure Therapy System, Recovery Boots, Medical Euqipemnt, Air Compression Leg Massage, Hospital Bed, Hot and Cold Compression Therapy Machine, Leg Massager, Tens Unit, EMS Massager, Hand Rehabilitation Device
Contact Supplier
Audited Supplier
Xiamen Sun Lion Technology Co., Ltd.

Fujian, China Since 2018
Chat Now Send Inquiry
200t Electro-Hydraulic Digital Display Compression Testing Machine Laboratory Compressive Testing Equipment

200t Electro-Hydraulic Digital Display Compression Testing Machine Laboratory Compressive Testing Equipment

US $ 1,500-1,600 / set FOB
1 set (MOQ)
More
Display : Digital
Contact Supplier
Audited Supplier
Wuhu Kete Instrument Sales Co., Ltd.

Trading Company

Anhui, China Since 2025
Chat Now Send Inquiry
Factory Direct Sales 2000kN Manual Hydraulic Pressure Testing Machine for Concrete Compressive Strength Testing Equipment Price

Factory Direct Sales 2000kN Manual Hydraulic Pressure Testing Machine for Concrete Compressive Strength Testing Equipment Price

US $ 1,600-1,900 / Piece FOB
1 Piece (MOQ)
More
Main Products: Soil Testing Equipment, Concrete Testing Equipment, Asphalt Testing Equipment, Metal Testing Equipment, Aggregate Testing Equipment, Lab Testing Machine
Contact Supplier
Audited Supplier
Win(Tianjin) Machinery Business Co., Ltd

Trading Company

Tianjin, China Since 2025
Chat Now Send Inquiry
Factory Direct Sale Carton Compression Testing Machine

Factory Direct Sale Carton Compression Testing Machine

US $ 3,000-8,000 / Sets FOB
1 Set (MOQ)
More
Weight : 100-500Kg
Contact Supplier
Audited Supplier
Jinan Saicheng Electronic Technology Co., Ltd.

Shandong, China Since 2025
Chat Now Send Inquiry
View More

Browse by Categories

Home > Instruments & Meters > Test Instrument > Test Machine > Tensile Testing Machine
1/834
TOP

Search Filter

Categories

More Less
  • Test Machine
  • Physical Therapy Equipment
  • Medical Diagnosis Equipment
  • Foot Massager
  • Other Instruments & Meters
  • Other Test Instrument
  • Cable Tester
  • Other Massagers
  • Environmental Test Chamber
  • Other Physical Measuring Meters

Accuracy Grade

More Less
  • 0.5
  • 1

Mass Scope of Workpiece

More Less
  • <900kg
  • 2000kg
  • >20000kg
  • 10000kg
  • 1000kg
  • 900kg
  • 3000kg
  • 5000kg
  • 20000kg
  • 4000kg
  • 8000kg
  • 6000kg
  • 7000kg
  • 9000kg

Oil Cylinder Position

More Less
  • Under
  • Top

Power Source

More Less
  • AC220V
  • AC380V
  • AC110V

Weight

More Less
  • 100-500Kg
  • 500-1000Kg
  • 0-100Kg
  • 1000-2000Kg
  • >2000Kg

Company Type

More Less
  • Trading Company
  • Manufacturer/Factory
  • Group Corporation
  • Individuals/SOHO
  • Other

Company Location

More Less
  • Guangdong
  • Shandong
  • Jiangsu
  • Zhejiang
  • Hebei
  • Fujian
  • Beijing
  • Henan
  • Tianjin
  • Anhui
  • Shanghai
  • Chongqing
  • Hubei
  • Hunan
  • Sichuan
  • Shaanxi
  • Liaoning
  • Jiangxi
  • Guangxi
  • Jilin
  • Guizhou
  • Hongkong S.A.R.
  • Hainan
  • Xinjiang
  • Heilongjiang
  • Shanxi
  • Yunnan
Reset Done