Mafell's 650mm x 28mm (approximately 25-9/16" x 1-1/8") 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