Keyhole bits keep breaking

keyhole slot bit   Dan keyhole slot hanger

Whiteside Keyhole and T-Slot bits cut a T shaped slot in wood for fixtures or flush mounting T-Slot bits are not plunge cutting, so the bit must enter the

Buy 2Pcs Keyhole Bit Router Bit 14inch shank T-Slot Woodworking Cutter 14 &38 at  Use this handy bit for flush mounting pictures, plaques, clocks or small cabinets Bit bores an entry hole, then cuts a 316 slot to secure a screw or nail

mpo gaming slot 14SH, 12LD, 716CL Product Description Originally designed to make decorative keyhole slots in boxes, these bits are more commonly used to add hanging Rockler Keyhole Slot Router Bits designed to rout a vertical or horizontal slot for hanging pictures and other wall hangings