Bottom radius. Length. LAVIE 1pcs 1/4" 6mm Shank T-Slot Cutter Router Bit Hex Bolt Keyhole Knife. Width. . Bottom radius. Chamfer. T-Slot Frezen; MateriaalTungsten Cobalt Alloy; Merknaamlavie. Slot features are similar to rectangular pockets but have round ends equal in diameter to the width of the slot. Width. Beschrijving. Length. LAVIE 1pcs 1/4" 6mm Shank T-Slot Cutter Router Bit Hex Bolt Keyhole Knife. T-Slot Frezen; MateriaalTungsten Cobalt Alloy; Merknaamlavie. Beschrijving. Depth. Slot features are similar to rectangular pockets but have round ends equal in diameter to the width of the slot. Depth. Chamfer.