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The DEWALT ACCESSORIES DWA1212 is an industrial-grade cobalt drill bit designed for high-speed drilling in stainless steel and other hard metals. At 3/16 inches in diameter, it features a Pilot Point split tip that engages the material on contact, eliminating bit walking and giving the user more control from the start of the hole. This bit is built for demanding applications where standard high-speed steel bits wear prematurely. It comes packaged in a 5-pack, making it a practical stock item for service trucks or shop use. Licensed tradespeople working in fabrication, maintenance, or industrial service will find this bit suited to repetitive hard-metal work.
The DWA1212 is commonly used for drilling into stainless steel, angle iron, I-beams, and similar structural or hard metals. Its cobalt construction gives it heat resistance and edge retention beyond standard HSS bits, making it appropriate for production drilling or field service where bit longevity matters. The 5-pack unit count supports ongoing work without frequent reordering. This bit is a practical fit for HVAC sheet metal work, plumbing rough-in through structural steel, electrical conduit installation through hard substrates, and general mechanical trades requiring reliable penetration of ferrous and stainless materials.
Designed as an OEM-style replacement or standard stock drill bit for use in any 3/8-inch or larger drill chuck accepting standard straight-shank bits, compatible with corded and cordless drill drivers used in trades applications involving hard metals and stainless steel.
Installation of this bit is performed by licensed tradespeople or qualified technicians working with power drilling equipment. Secure the workpiece before drilling and use appropriate cutting fluid or lubricant when drilling stainless steel to extend bit life and reduce heat buildup. Always wear eye protection and follow applicable OSHA and jobsite safety requirements when operating rotary drilling equipment. Do not exceed the rated speed range for cobalt bits in the material being drilled.
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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