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The IRWIN INDUSTRIAL TOOL CO 49616 is a 3/8-inch brad point drill bit designed for clean, accurate holes in wood-based materials. The precision-ground tip centers the bit on contact, eliminating the walking common with standard twist bits. Spur cutting edges at the perimeter shear wood fibers before the flutes clear material, which reduces splintering on both entry and exit faces. Wide flutes maintain a fast, continuous chip flow to keep the cut cool and clear. This pack contains 3 bits and suits furniture makers, cabinetmakers, and finish carpenters who need repeatable, exact hole sizes.
The 49616 is intended for woodworking applications where hole quality matters: furniture assembly, dowel joinery, cabinet construction, and finish millwork. The 3/8-inch diameter is a common dowel and shelf-pin size, making this bit a frequent choice on residential and light commercial finish carpentry jobs. The 3-7/16-inch twist length provides adequate reach for most through-hole and blind-hole tasks in standard lumber and sheet goods. The pouched packaging keeps the set organized in a tool bag or service vehicle.
Designed for use in standard 3/8-inch and larger corded or cordless drill drivers with a keyed or keyless chuck. Suitable for softwood, hardwood, plywood, MDF, and similar wood-composite materials where precise hole sizing is required.
Brad point bits are installed by woodworkers and finish carpenters using a handheld drill or drill press. Secure the bit fully in the chuck before operation and confirm the workpiece is clamped or otherwise stabilized. Use a backing board on the exit face of through-holes to minimize tearout. Do not use brad point bits on metal, masonry, or other non-wood substrates, as the geometry is not designed for those materials.
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