Products

Suppliers
Filter Gallery
340,568

Digital Testing Machine

Products
Testing Machine Material Testing Machine Tester Tensile Testing Machine Universal Testing Machine Test Bench

Sorry! No matches were found.

Factory Supply Digital Melt Flow Index Tester Mvr Measurement Testing Machine

Factory Supply Digital Melt Flow Index Tester Mvr Measurement Testing Machine

US $ 999-1,699 / set FOB
1 set (MOQ)
More
Main Products: Testing Equipment, Polymer Material Test Machine, Mechanical Test Machine, Environmental Test Chamber, Flammability Test Machine
Contact Supplier
Audited Supplier
Guangdong Guangce Instrument Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2023
Chat Now Send Inquiry
Digital Sealing Tester Precision Leak Detection Instrument Lab Equipment Universal Testing Machine

Digital Sealing Tester Precision Leak Detection Instrument Lab Equipment Universal Testing Machine

US $ 1,100-2,000 / Piece FOB
1 Piece (MOQ)
More
Display : Digital
Contact Supplier
Audited Supplier
Kunshan Noah Environmental Protection Technology Co., Ltd

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2022
Chat Now Send Inquiry
Digital Touch Screen Macro Vickers Hardness Testing Machine with High Accuracy Load Cell

Digital Touch Screen Macro Vickers Hardness Testing Machine with High Accuracy Load Cell

US $ 3,500-7,000 / set FOB
1 set (MOQ)
More
Main Products: Metallographic Sample Preparation Machine, Ultrasonic Flaw Detector, Surface Roughness Tester, Thickness Meter, Metallurgical Microscope, Brinell Hardness Testing Machine, Vickers Hardness Testing Equipment, Shore Durometer, Portable Leeb Rebound Hardness Test Equipment, Rockwell Hardness Tester
Contact Supplier
Audited Supplier
TAIZHOU EBPU PRECISION INSTRUMENTS CO., LTD.

Zhejiang, China Since 2020
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
Weight : 500-1000Kg
Contact Supplier
Audited Supplier
Jinan Kason Testing Equipment Co., Ltd.

Shandong, China Since 2016
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
Main Products: Testing Machine, Universal Testing Machine, Compression Testing Machine, Soil Testing Machine, Asphalt Testing Machine, Cement Testing Machine, Concrete Testing Machine
Contact Supplier
Audited Supplier
Zhejiang Tugong Instrument Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2016
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
Display : Digital
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
Etm-10s 1000kgs Digital Display Type Universal Testing Machine with High Accuracy Load Cell Tensile Strength Measuring

Etm-10s 1000kgs Digital Display Type Universal Testing Machine with High Accuracy Load Cell Tensile Strength Measuring

US $ 2,999-3,500 / Set FOB
1 Set (MOQ)
More
Type : Strength Testing Machine
Contact Supplier
Audited Supplier
Jinan Chenji International Trade Co., Ltd.

Shandong, China Since 2021
Chat Now Send Inquiry
Advanced Digital Dual Column Tensile Testing Machine for Accurate Material Analysis

Advanced Digital Dual Column Tensile Testing Machine for Accurate Material Analysis

US $ 2,160-8,643 / Piece FOB
1 Piece (MOQ)
More
Main Products: Mechanical Testing Equipment, Simulated Environment Test Chamber
Contact Supplier
Audited Supplier
Xiamen East Instrument Co., Ltd.

Manufacturer/Factory & Trading Company

Fujian, China Since 2025
Chat Now Send Inquiry
Accuracy Automatic Digital Display Compressive Testing Machine with Oil Source

Accuracy Automatic Digital Display Compressive Testing Machine with Oil Source

US $ 4,800-5,400 / set FOB
1 set (MOQ)
More
Maxcapacity : >1000KN
Contact Supplier
Audited Supplier
Wuhu Kete Instrument Sales Co., Ltd.

Trading Company

Anhui, China Since 2025
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
Digital Display Hydraulic Universal Testing Machine

Digital Display Hydraulic Universal Testing Machine

US $ 7,100-7,200 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Zhejiang Tugong Instrument Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2016
Chat Now Send Inquiry
Related Searches
Compression Testing Machine Testing Equipment Balancing Machine Wholesale Digital Testing Machine Plastic Testing Machine Pressure Testing Machine
Test Machine Other Test Instrument Hardness Tester Textile Instrument Cable Tester Resistance Meter
Tensile Testing Machine Compression Testing Machine Bend Testing Machine Shear Testing Machine Torsion Testing Machine Fatigue Testing Machine
Digital Rebar Bending Test Hydraulic Universal Test Steel Tension Universal Testing Machine

Digital Rebar Bending Test Hydraulic Universal Test Steel Tension Universal Testing Machine

US $ 5,000-9,000 / Set FOB
1 Set (MOQ)
More
Main Products: Soil Aggregate Rock Testing Equipment, Cement Mortar Testing Equipment, Concrete Testing Equipment, Asphalt Testing Equipment, Scientific Lab Equipment, Survey Instrument
Contact Supplier
Audited Supplier
Hangzhou Civit Instrument Equipment Co., Ltd.

Zhejiang, China Since 2018
Chat Now Send Inquiry
Digital Bitumen Asphalt Marshall Stability Tester Testing Machine

Digital Bitumen Asphalt Marshall Stability Tester Testing Machine

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

Zhejiang, China Since 2018
Chat Now Send Inquiry
AU-3000K Digital Electronic Gold Testing Equipment Metal Density Measuring Instrument Purity Test Machine

AU-3000K Digital Electronic Gold Testing Equipment Metal Density Measuring Instrument Purity Test Machine

US $ 349-1,199 / Piece FOB
1 Piece (MOQ)
More
Main Products: Testing Instrument, Density Meter, Universal Test Machine, Melt Flow Index Tester, Izod Charpy Impact Tester, HDT Tester, Notch Sampler, Environmental Test Chamber, DSC Tester, UV Aging Test Chamber
Contact Supplier
Audited Supplier
Guangdong Hongtuo Instrument Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2019
Chat Now Send Inquiry
T6 Digital Gold Jewelry Purity Testing Machine for Xrf Spectrometer

T6 Digital Gold Jewelry Purity Testing Machine for Xrf Spectrometer

US $ 12,000 / Piece FOB
1 Piece (MOQ)
More
Advantage : High Resolution
Contact Supplier
Audited Supplier
Xi'an Zealchon Electronic Technology Co., Ltd.

Shaanxi, China Since 2022
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
Main Products: Universal Testing Machine, Compression Testing Machine, Soil Testing Instruments, Petrolium Testing Machine, Geo-Technical Testing Machine, Surveying Testing Machine, Non-Destructive Testing Machine, Asphalt&Pavement Testing Machine, Concrete&Cement Testing Machine, Lab Equipment
Contact Supplier
Audited Supplier
Nanjing T-Bota Scietech Instruments & Equipment Co., Ltd.

Jiangsu, China Since 2010
Chat Now Send Inquiry
ISO1133 ASTM D1238 Digital Plastic Melt Flow Index Tester Indexer Testing Machine

ISO1133 ASTM D1238 Digital Plastic Melt Flow Index Tester Indexer Testing Machine

US $ 1,000-1,300 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
CHANGSHA LANGSHUO TECHNOLOGY CO LTD

Trading Company

Hunan, China Since 2023
Chat Now Send Inquiry
500j Digital Pendulum Charpy and Izod Impact Testing Machine

500j Digital Pendulum Charpy and Izod Impact Testing Machine

US $ 3,000-6,000 / 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
High Precision Digital Rockwell Hardness Testing Machine with Laser Positioning

High Precision Digital Rockwell Hardness Testing Machine with Laser Positioning

US $ 2,408.45-2,535.21 / sets FOB
1 sets (MOQ)
More
Calibrating Method : Standard Hardness Test Blocks
Contact Supplier
Audited Supplier
Shandong Laishi Automation Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Shandong, China Since 2025
Chat Now Send Inquiry
Related Videos
  • What is Factory Supply Digital Melt Flow Index Tester Mvr Measurement Testing Machine
    What is Factory Supply Digital Melt Flow Index Tester Mvr Measurement Testing Machine
    US $ 999-1,699 /set
    1 set (MOQ)
    Contact Supplier
  • What is Digital Sealing Tester Precision Leak Detection Instrument Lab Equipment Universal Testing Machine
    What is Digital Sealing Tester Precision Leak Detection Instrument Lab Equipment Universal Testing Machine
    US $ 1,100-2,000 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is Yes-2000 Digital Display Concrete Compression Testing Machine
    What is Yes-2000 Digital Display Concrete Compression Testing Machine
    US $ 1,000-1,700 /Piece
    1 Piece (MOQ)
    Contact Supplier
  • What is 2000kN /1000kN Digital Display Hydraulic Concrete Compression Testing Machine Ctm
    What is 2000kN /1000kN Digital Display Hydraulic Concrete Compression Testing Machine Ctm
    US $ 1,460-1,850 /Piece
    1 Piece (MOQ)
    Contact Supplier
Digital Control Constant-Loading Cold-Region Asphalt Specimen Flexibility Measurement Asphalt Flexural Testing Machine

Digital Control Constant-Loading Cold-Region Asphalt Specimen Flexibility Measurement Asphalt Flexural Testing Machine

US $ 2,550-2,600 / Piece FOB
1 Piece (MOQ)
More
Main Products: Experimental Instruments, Testing Instrument
Contact Supplier
Audited Supplier
Xianxian Zhonglu Tongda Testing Instrument and Equipment Factory

Trading Company

Hebei, China Since 2025
Chat Now Send Inquiry
Digital Fabric Bursting Strength Testing Machine

Digital Fabric Bursting Strength Testing Machine

US $ 5,800-10,300 / Set FOB
1 Set (MOQ)
More
Control : Computer Control
Contact Supplier
Audited Supplier
Quanzhou Gester Instruments Co., Ltd.

Manufacturer/Factory & Trading Company

Fujian, China Since 2010
Chat Now Send Inquiry
10kN Digital Display Electronic Universal Testing Machine

10kN Digital Display Electronic Universal Testing Machine

US $ 1,000-5,000 / Piece FOB
1 Piece (MOQ)
More
Main Products: PCB Making Machine, Laboratory Instruments, Copper Plating Machine, Through Hole Machine, Etching Machine, Dry Film Laminator
Contact Supplier
Audited Supplier
Changsha Suny Electronic Technology Limited

Manufacturer/Factory & Trading Company

Hunan, China Since 2020
Chat Now Send Inquiry

Not exactly what you want?

Post Sourcing Request

About Digital Testing Machine FAQ

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

    The Digital Testing Machine is an essential part of our Test Machine offerings.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.

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

    The Digital Testing Machine is included in our comprehensive Test Machine range.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.

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

    Our Digital Testing Machine offers exceptional quality and style within the Test Machine category.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.

Precision Digital Laboratory Plate Vulcanizing Press Machine for Rubber Testing (Micro-Temperature Control)

Precision Digital Laboratory Plate Vulcanizing Press Machine for Rubber Testing (Micro-Temperature Control)

US $ 2,800-3,000 / Set FOB
1 Set (MOQ)
More
Power Source : Electric
Contact Supplier
Audited Supplier
Qingdao Boria Machinery Manufacturing Co., Ltd.

Manufacturer/Factory & Trading Company

Shandong, China Since 2016
Chat Now Send Inquiry
150j Touch Screen Control Digital Display Pendulum Impact Testing Machine

150j Touch Screen Control Digital Display Pendulum Impact Testing Machine

US $ 2,000-3,000 / set FOB
1 set (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
Digital Upper Arm Blood Pressure Monitor Home Elderly Blood Testing Pressure Machine for Health

Digital Upper Arm Blood Pressure Monitor Home Elderly Blood Testing Pressure Machine for Health

US $ 10-12 / Piece FOB
1,000 Pieces (MOQ)
More
Material : Plastic
Contact Supplier
Audited Supplier
Xiamen Ticare Imp. & Exp. Co., Ltd.

Trading Company

Fujian, China Since 2023
Chat Now Send Inquiry
Factory Price Digital Lab Testing Machine Automatic Adhesive Force Tester for Sale

Factory Price Digital Lab Testing Machine Automatic Adhesive Force Tester for Sale

US $ 5,700 / Piece FOB
1 Piece (MOQ)
More
Main Products: Tricycles, Laboratory Equipment
Contact Supplier
Audited Supplier
Jinan Lasnov Industrial Testing System Co., Ltd

Shandong, China Since 2025
Chat Now Send Inquiry
GDK Digital Vision Inspection System Fully Automatic Optical Inspection Testing Machine

GDK Digital Vision Inspection System Fully Automatic Optical Inspection Testing Machine

US $ 10,000-15,000 / Set FOB
1 Set (MOQ)
More
Condition : New
Contact Supplier
Audited Supplier
Shenzhen HTGD Intelligent Equipment Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2021
Chat Now Send Inquiry
Computer Controlled Digital Electronic Universal Tensile Strength Plastic Rubber Metal Non-Metallic Compression Steel Pressure Bending Test Testing Machine

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

US $ 3,000-8,000 / Piece FOB
1 Piece (MOQ)
More
Main Products: Color Fastness Testers, Strength Testers for Textile Materials
Contact Supplier
Audited Supplier
Quanzhou Meibang Instrument Co., Ltd.

Manufacturer/Factory

Fujian, China Since 2020
Chat Now Send Inquiry
Enoker Digital Sealing Tester Precision Leak Detection Instrument Lab Equipment Universal Testing Machine

Enoker Digital Sealing Tester Precision Leak Detection Instrument Lab Equipment Universal Testing Machine

US $ 1,500-5,500 / Piece FOB
1 Piece (MOQ)
More
Type : Universal Testing Machine
Contact Supplier
Audited Supplier
Hui Zhenfeng Technology (Shenzhen) Co., Ltd.

Guangdong, China Since 2024
Chat Now Send Inquiry
Digital Semi-Automatic Charpy Pendulum Impact Testing Machine

Digital Semi-Automatic Charpy Pendulum Impact Testing Machine

US $ 1,916 / Piece FOB
1 Piece (MOQ)
More
Main Products: Testing Machine, Universal Testing Machine
Contact Supplier
Audited Supplier
Suzhou Tophung Machine Equipment Co., Ltd.

Manufacturer/Factory & Trading Company

Jiangsu, China Since 2016
Chat Now Send Inquiry
Hot Sale Universal Digital Display Oxygen Index Testing Machine

Hot Sale Universal Digital Display Oxygen Index Testing Machine

US $ 1,600-1,925 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Xingtai Longjia Electronic Equipment Technology Co., Ltd

Manufacturer/Factory & Trading Company

Hebei, China Since 2025
Chat Now Send Inquiry
High Quality Seed Testing Instrument Digital Auto Seed Counting Machine

High Quality Seed Testing Instrument Digital Auto Seed Counting Machine

US $ 5,571-6,000 / Set FOB
1 Set (MOQ)
More
Main Products: Laboratory Instrument, Rotary Evaporator, Glass Reactor, Life Science Instruments, Agricultural Instruments, Chemical Analysis Equipments, Thermal Cycler PCR, Petroleum Instruments, Drug Testing Equipment, Physical Testing Instruments
Contact Supplier
Audited Supplier
NANBEI INSTRUMENT LIMITED

Henan, China Since 2015
Chat Now Send Inquiry
Lab Equipment High Quality LCD Screen Digital Display Electronic Universal Testing Machine

Lab Equipment High Quality LCD Screen Digital Display Electronic Universal Testing Machine

US $ 1,299-5,000 / Set FOB
1 Set (MOQ)
More
Mass Scope of Workpiece : <900kg
Contact Supplier
Audited Supplier
Jinan Liling Testing Machine Co., Ltd

Manufacturer/Factory & Trading Company

Shandong, China Since 2023
Chat Now Send Inquiry
Digital Display Universal Tensile Testing Machine Metal Material Tensile Bending Testing Machine

Digital Display Universal Tensile Testing Machine Metal Material Tensile Bending Testing Machine

US $ 2,000-10,000 / Piece FOB
1 Piece (MOQ)
More
Main Products: Temperature and Humidity Chamber, Rapid Temperature Test Chamber, Salt Spray Test Chamber, High Temperature Oven, Hot and Cold Impact Temperature Shock Chamber, Temperature Humidity Vibration Compisite Chamber, Large Walk-in Test Chamber, UV Aging Test Chamber
Contact Supplier
Audited Supplier
Boto Group Ltd

Shanghai, China Since 2021
Chat Now Send Inquiry
Universal Tensile Testing Machine - Digital Microcomputer Electronic Tester for Tensile Testing of Wires, Cables, Plastic Films and Coiled Materials

Universal Tensile Testing Machine - Digital Microcomputer Electronic Tester for Tensile Testing of Wires, Cables, Plastic Films and Coiled Materials

US $ 3,500-4,600 / Piece FOB
1 Piece (MOQ)
More
Certification : CE, ISO
Contact Supplier
Suzhou Baoshi Test Equipment Co., Ltd.

Shanghai, China Since 2021
Chat Now Send Inquiry
View More

Related Searches

Hydraulic Testing Machine Lab Testing Machine Balancing Equipment Metal Testing Machine Measuring Machine Laboratory Testing Machine Testing Instrument Environment Testing Machine Impact Testing Textile Testing Machine

You may also like

Function Testing material testing equipment automatic testing machine gold testing machine box testing machine strength testing machine

Browse by Categories

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

Search Filter

Categories

More Less
  • Test Machine
  • Other Test Instrument
  • Hardness Tester
  • Textile Instrument
  • Cable Tester
  • Resistance Meter
  • Environmental Test Chamber
  • Other Instruments & Meters
  • Sample Processor
  • Battery Tester

Accuracy Grade

More Less
  • 0.5
  • 1

Mass Scope of Workpiece

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

Oil Cylinder Position

More Less
  • Under
  • Top

Power Source

More Less
  • AC220V
  • AC380V
  • AC110V

Weight

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

Company Type

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

Company Location

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