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