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The VALUE COLLECTION BC11P0005 is a combination drill countersink designed for metalworking applications where a pilot hole and countersink must be formed in a single operation. Built from cobalt tool material with a bright, uncoated finish, this tool delivers heat resistance and edge retention suited to harder alloys and stainless steel. It features a 7/16 inch body diameter, a 3/16 inch drill point diameter, and a 3/16 inch drill point length. The 90-degree included angle produces a standard countersink profile. Licensed machinists, tool-and-die technicians, and fabrication shops are the typical end users.
This combo drill countersink is used in general metalworking, fabrication, and machine-shop operations where a clean, precise countersink seat is required. The right-hand cutting direction and plain cutting edge style make it compatible with standard drill presses, CNC machining centers, and hand-held power drills running at appropriate speeds. The double end type extends tool life by providing two usable cutting ends. It is well suited to production runs and maintenance repair operations where consistent countersink geometry is critical.
Designed as an OEM-style replacement or direct substitute for trade size 5 combo drill countersinks used in standard metalworking and fabrication applications.
Installation and use of this tool is performed by machinists or fabrication technicians using drill presses, mills, or hand-held power tools. Always secure the workpiece firmly before engaging the cutter, and select spindle speed appropriate to the workpiece material and tool diameter. Inspect both cutting ends for wear or chipping before use, and replace the tool when edge condition degrades to avoid poor countersink geometry or workpiece damage.
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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