High Speed Steel
Wood Drilling, Well Drilling, Metal Drilling, Masonry Drilling, Metal Drilling, Steel Drilling
Fully Ground/Roll Forged
Cylindrical/Three Flat/1/4"Hex
118° or 135°
Black Oxide, Gold, Bright Finish, Amber
Double Blister/ Skin Card/ Color Box/Plastic Box/
HSS 4241/4341/6542/M35/M42