Dormer A777 HSS-E Cobalt Jobber Drill Bits 5.7mm Pack of 10

High speed cobalt drill bits. 4 Facet Point up to 1.4mm.Features & Benefits• High Speed Cobalt • Bronze Finish • DIN338 • NAS907J • 135 Point Angle • Straight Shank - Manufacturers part numbers: A77757|A7775.7

• For use on machines or hand held applications
• Bronze finish identifies Cobalt based substrate and reduces built-up-edge
• Heavy Duty design provided increase strength for drilling difficult materials
• 135 degree split point provides self centering, low thrust and easier penetration
• High Speed Cobalt (HSCo) provides superior hot hardness when drilling