Irwin Speedbore Flat Bit 28mm x 160mm

The Irwin 88928 Speedbor Flat Bit 28mm × 160mm is a large-diameter wood-boring spade bit, designed for fast and efficient drilling in timber and wood products. With its 28mm cutting diameter and 160mm overall length, it provides excellent reach for drilling through studs, beams, joists, and other structural members. The Blue-Groove point and cutting design allow for faster chip removal, cleaner edges, and reduced splintering, making it an ideal choice for both professionals and serious DIY users. Uses: Drilling large 28mm holes through beams, studs, and joists. Creating passages for conduit, pipes, or cable runs through timber structures. Carpentry, construction, and framing applications requiring larger hole sizes. Electrical and plumbing installations where bigger clean openings are necessary. Woodworking, joinery, and cabinetry tasks needing precision and clean exit holes.