Specifications:
Keyhole Router Bit:
Shank Diameter: 1/4"; Cutting Diameter: 5/8"; Cutting Width: 3/16"; Cutting Height: 7/16"; Overall Length: 43mm / 1-11/16"
Tip Material: Cemented Carbide; Shank Material: High Carbon Steel; Surface Treatment: Electrostatic Powder Coating; Color: Blue, Silver Tone

Router Collet Adapter:
Outer Diameter (OD): 12.7mm / 1/2"; Inner Diameter: 6.35mm / 1/4"; Total Length: 27mm / 1-1/16"
Material: Spring Steel; Finish: Black Oxide

Package Content: 1pcs x Keyhole Router Bit, 1pcs x Router Collet Adapter

Descriptions:
Carbide tipped keyhole router bit can provide smooth and precise cut. Widely used for softwoods, hardwoods, chipboard, plywood, acrylic, particle board and MDF etc. Creates t slots for picture frames, shelves, mirrors, cabinets, support fixtures and other wall hangings. Carbide tip with sharp cutting edge, high hardness, wear resistance and long life. Solid hardened steel body with anti-kickback design. The arc curve design for easy chip removal and efficient perforation. Use on CNC, woodworking engraving machine, trimming machine, hand-held and table-mounted portable routers. Cannot be used to cut ferrous metal and non wood materials. suggested feeding speed: 2-5m/min; suggested spindle speed: 22000-24000rpm. Be sure to use router bits and accessories designed for your router.

Router Collet Adapter is made of spring steel for high strength and heat resistance. Black oxide finish for corrosion and wear resistance. Suitable for engraving machine, CNC machine and wood router chuck conversion. Provide precision, tight and stable clamping force for work efficiency. Easy to use. Slide the adapter into your collet and tighten.