Description
- Mafell’s 650mm x 20mm (approximately 25-9/16″ x 13/16″) Metric auger bit for the BST 650S is sold individually
- Able to drill 2″ deeper than WoodOwl Auger Bits, but WoodOwl bits are specially made with US customary sizes and produce perfect holes without blowout
- 11mm shank (~7/16″) is compatible with the Makita 6302H 1/2″ Drill as well as the legacy Mafell A 18M bl cordless drill driver and ASB 18M bl cordless hammer drill driver
- For precision drilling, use together with the Mafell BST 650S Drilling Station
- For a combo pack including this 20mm bit, see Mafell’s 650mm Bits Case
Uses:
- Boring deep, clean holes in solid wood, beams, and heavy timber
- Ideal for use with the Mafell BST 650S Drilling Station for precision vertical drilling
- Creating pilot holes for long screws, bolts, or structural fasteners in framing applications
- Drilling holes for cable runs, dowels, or rods in cabinetry and timber construction
- Useful in joinery and timber framing where accuracy and hole depth are critical
- Suitable for hardwoods and softwoods thanks to its aggressive, sharp-cutting design
- Long 650 mm length allows for deep penetration through large wooden components









