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WD11131-13pcs half ground twist drill bits set
![WD11131-13pcs half ground twist drill bits set WD11131-13pcs half ground twist drill bits set](https://image.seohost.cn/storage/6910/product/20190226/20190226203843_95348.jpg)
specification
WD11131-13pcs half ground twist drill bits set
DIN338 half ground twist drill bits with bright surface treatment, 118/135 degree point
Ideal for drilling on mild steel, copper, aluminium, zinc alloy etc.
parallel shank
plastic box packing
Drill bits made from high speed steel
Contents:
2,2.5,3,3.5,4,4.5,5,5.5,6,6.5,7,7.5,8mm