Description of π Inch Shank Keyhole Router by Meihejia
1/4 inch shank T slot keyhole router bit set, suit for standard 1/4 & 3/8 inch bolts. Useful for cut long t slots as well as to make keyhole slots for hanging purposes, etc. C3 micro-grain tungsten carbide blades, high-quality alloy steel bodies. Suitable for solid wood, particleboard, MDF, plywood, etc. Creates very nice clean cuts with minimal touch-up sanding. Designed for the hand-held and table-mounted router, it can not be used in electric drill & drill machines.