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The VALUE COLLECTION 01378264 is a cobalt screw machine length drill bit designed for high-speed drilling in hard and abrasive materials. Built to a heavy-duty grade, this bit features a 135-degree split point that reduces walking on contact and requires no center punch for most applications. The stub-length format keeps the bit rigid and accurate in tight spaces. It measures 2-1/16 inches overall with a 1-inch flute length. Licensed machinists, maintenance technicians, and metalworking tradespeople typically reach for this type of bit when working through hardened steel, stainless, or heat-resistant alloys where standard HSS bits underperform.
This drill bit suits production and repair environments where precision hole location and tool longevity matter. The screw machine length format is commonly specified in CNC drilling, turret press, and bench drill press applications where reduced overhang improves stability and accuracy. The straight shank accepts standard three-jaw chucks without additional tooling. The cobalt construction handles elevated cutting temperatures without losing temper, making it a practical choice for interrupted cuts and work-hardening materials. This bit is sold individually, with a minimum order quantity of 12 units.
Designed as a standard straight-shank screw machine length drill bit compatible with three-jaw chucks on bench drill presses, hand drills, and CNC drilling equipment accepting size 26 wire gauge tooling at 0.1470 inch diameter.
Installation and use should be performed by qualified machinists or maintenance technicians familiar with rotating tool safety practices. Secure the workpiece firmly before drilling and verify chuck tightness before spindle engagement. Always wear appropriate eye protection and ensure spindle speed is set to the correct RPM for the material and bit diameter before operation. Do not force the bit or apply side pressure, as cobalt tooling is hard but can fracture under bending loads.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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