1/4" Cobalt Drill Bit
$2.792.791/4" Cobalt Drill Bit
.2500 decimal equivalent 2 3/4" flute length 4" overall length. Cobalt drills feature a 135 degree split point for instant penetration without a center punch. These drills are made from a special alloy of M42 steel containing 8% cobalt. The extra thick drill core adds further rigidity and strength.
More Details
135-degree point begins drilling immediately, minimizing bit walk
Tough metal drilling, including heavy-duty abrasive alloy metal drilling on hardened steel
5-1/2 Cobalt Alloy Steel for higher heat and abrasion resistance
Heavy-duty with construction for strength and durability
Materials/Ingredients
Made of industrial-grade cobalt steel designed for tough work - made from hardened materials.