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HSS twist drill bit,Our metric drill bit sizes from 5mm to 120mm
DIN345 drill bits also name standard metric taper shank twist drills
Executive standard:DIN345,DIN341...
Material:HSS-9341,M2(P6M5),M35,M42,HSS4341,HSS4241...
Finishing Color:Black oxide,Bright,TIN coated
Process:Roll Foreged,Milled,Extruded
Packge:as below.
THE MOST COMPETITIVE PRICE IN CHINA
metric drill bit