On | The countersink drill bits set with titanium coating are very sharp with a high circular machining accuracy and |
---|---|
Durability | The high quality countersink drill bits can remove burrs well without leaving |
Scratches | The drill bits of standard sizes are compatible with all kinds of common drill and drilling machine including vertical drilling |
Machine | Specificationsdiameter of the countersink |
Top | 20 5mm 16 5mm 12 4mm 10 4mm 8 3mm 6 3mm diameter of the |
Bottom | 10mm 10mm 8mm 6mm 6mm 5mm length |
Overall | 47mm 47mm 46mm 39mm 40mm 37mm Material high speed steel 4241 |
Countersink Drill Bits 6 PCS, MALAYAS HSS 6542 Countersink Drill Bit Set 90 Degrees, Titanium Chamfer Cutter Drill Bits for Wood Steel Aluminum , Metal, Machine Tools 6.3/8.3/10.4/12.4/16.5/20.5mm Review
Write a review