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