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DIN340 HSS 4241, 4341, M2, M35 High Speed long Straight Shank twist drill bit

Material: High Speed steel (  HSS 4241, 4341, M2, M35)
Surface treatment: black finished，polished，titanium coated，amber finished and etc
production：roll forged, fully ground
shank: straight shank
standard： DIN340
ꄴ上一个： DIN345 HSS 4241, 4341, M2, M35 High Speed taper Shank twist drill bit
ꄲ下一个： DIN338 HSS 4241, 4341, M2, M35 High Speed Straight Shank twist drill bit

Material: High Speed steel (  HSS 4241, 4341, M2, M35)
Surface treatment: black finished，polished，titanium coated，amber finished and etc
production：roll forged, fully ground
shank: straight shank
standard： DIN340

Point：118°， 135°

usage：drilling for stainless stee, metal, plastic , wood, poly wood and etc.

 

Sutable in hand drill, bench drill and etc.

 

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Size：

 

HSS 4241, HSS 4341:

drilling for metal, plastic, wood and etc 。Always use roll forged, polished, titanium coated。Hardness：HRC61-63

 

HSS M2, HSS M35 :

drilling for Stainless Steel, metal, plastic, wood and etc 。Always use fully ground。Hardness：HRC63-66.