29 Pcs HSS Cobalt Drill Bits Set
HSS with cobalt makes these ideal for drilling extra hard materials.
135 degree split point design enables bits to bite workpiece quickly reducing the need for centre mark.
Drills can be re-sharpened without affecting their performance.
Material: High Speed Steel(HSS) with cobalt.
1.5mm, 2mm, 2.5mm, 2.8mm, 3.2mm,
3.5mm,4mm, 4.5mm, 4.8mm, 5.2mm,
5.5mm, 6mm, 6.5mm, 6.8mm, 7.2mm,
7.5mm, 8mm, 8.5mm, 8.8mm, 9.2mm,
9.5mm, 10mm, 10.5mm, 10.8mm, 11mm,
11.5mm, 12mm, 12.5mm, 13mm