MLCS 3/8" Key Hole Router Bits creates a keyhole slot that allows a picture or other object to be hung securely on a wall using a screw or nail.

Features:

• The bit has a narrow stem and a wider circular straight cutting edge.
• Plunging the bit creates a round hole and moving the router creates a t-slot which will accept the head of a nail or screw.
• Used for hanging pictures, plaques, clocks, brackets, etc. flush to the wall without additional hardware.
• Plunging the bit produces 3/8" hole and moving the router creates a T-slot which will accept the head of a screw or nail.

Specifications:

• (D) Large Diameter : 3/8"
• (S) Small Diameter : 1/4"
• (L-1) Cutting Length : 3/16"
• (L-2) Cutting Length : 5/16"
• Overall Length : 2-5/16"
• Shank Size : 1/2"