Product Description
asic Information
Product name:2017 high quality HSS(high speed steel) straight shank twist drills
Place of Origin:Jiangxi, China (Mainland)
Material:High Speed Steel, Carbide , HSS, HSSCO
Use:Metal Drilling
Manufacturing process:Ground Flute,High Temperature Welding
Suitable:Carbon steel, stainless steel, aluminum cast iron etc
Application: Drilling Holes
Techinal:Roll forged /fully ground
OEM brand:Accept
Package:Plastic Pouch,Plastic Tube,Blister Card
Instruction
Also suitable for long-chipping materials
Twist drill bit made of high speed steel manufactured to DIN338,Right-hand cutting twist drill bit,type N,drill bit tip135°,split point manufactured to DIN 1412C,chemical-thermal hardening process,diameter tolerance h 8,steel drill bit ground from solid metal,excellent surface quality due to special factory standards,outer diameter tapered towards shank to reduce friction.