ITEM NAME:2pcs/set 1/4 Shank Diameter Trim Router Bits, Durable Carbide Joint Router Bit Description: This Top and Bottom Bearing Router Bit is great for all your large stock trim applicatons This bit can be used with either a top or bottom template. Especially useful for template work when routing rounded or curvy wood with sensitive end-grains. The top and bottom bearings allow you to flip over the wood stock when you reach"up-grain" and rout that segment in a "down-grain" direction, maintaining uniform smoothness around the work-piece. Specification: Size: Approx. Total length: 76.2mm/ 3" Cutting Height: Approx. 25mm/ 1" Cutting Diameter: 12.7mm/ 1/2" Shank Diameter: 6.35mm/ 1/4" Material: Car.Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Total length: 76.2mm/ 3". Color: Yellow.