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Countersink Drill Bit
Jobber-length
High Speed Steel
Metal Drilling
Customized
DIN
Product Description
HSS annular cutter HSS Hollow drill bits for stainless steel,metal etc
super hard HSS material.
innovative layered cutting desing with high efficiency.
mteal drilling hole: HSS Annular Cutter 7/8" Diameter 1" Depth Hollow Drill Bit
complete and advanced heat treated.
automatic equipment production line.
diameter:12mm-150mm.
| | | | | |
| Depth(mm) | 25 | 50 | 75 | 100 |
| Diameter(mm) | φ12-65 | φ12-65 | φ18-65 | φ16-65 |
| Pilot pin model | | | | |
| Pilot pin size | 6.34*77 | 6.34*102 | 7.98*130 | 7.98*160 |
