A drill bit is what actually cuts into the rock when drilling an oil or gas well. Located at the tip of the drillstring, below the drill collar and the drill pipe, the drill bit is a rotating ...

MULTI-PURPOSE USE: Ideal for drilling on wood, plastics, soft metals, and drywall HIGH QUALITY: Drill bits are stainless steel and titanium coated for durable performance EFFICIENT DESIGN: Each bit is ...

Developed to meet the need for a more productive and longer lasting rotary drill bit, Sandvik RR221 is the latest update in the complete rotary blasthole bit range from Sandvik. Through comprehensive ...

Sandvik introduces the new RR441 rotary bit with an advanced cutting structure design. The RR441 is an improved version of the RR440, designed to last up to 140 percent longer than comparable rotary ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? To make a hole in masonry and rock, you need a masonry bit—and to know how to use it ...