Product Information
Seller
DrillHulk
About this item
- JOBBER LENGTH: jobber length cobalt drill bit, 135 degree split point reduces drill walking, 3-flat shank provides a secrue grip in chucks
- MADE FROM HIGH-SPEED STEEL AND 5% COBALT: improve much higher heat resistance because of cobalt steel's high red hardness, provide strong durable performance compared to typical hss drill bits
- CAN BE REPEATEDLY SHARPENED AS NEEDED: cobalt drill bit's hardness is uniform throughout the entire material, so that can be repeatedly sharpened without damaging the cutting edge allowing it to drill more than hss drill bits
- APPLICATION: best used for drilling in hard metal, including stainless steel
- INCLUDE: 13 pieces cobalt drill bits in inch sizes 1/16" to 1/4" (1/64" increments) with plastic case
