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13pcs HSS twist fully ground drill bit set in metal box
specification
13pcs HSS twist fully ground drill bit set in metal box
DIN 338 HSS twist drill, fully ground with bright finish
118/135 degree point both are availabe
This type of HSS drill bits are ideal for drilling on mild steel, copper, Aluminium, Zinc alloy etc.
Parallet shank
Specification: 2,2.5,3,3.5,4,4.5,5,5.5,6,6.5,7,7.5,8mm