Woodhaven 3655 Inside Radius Set Cut perfect inside radiuses with these! 3/8" thick for maximum support of flush trim bit and long template life. Set cuts 3/4", 1", 1-1/4", 1-1/2", 1-3/4", 2", 2-1/2" & 3" inside radiuses. Clamp or double stick tape the template to the work. Use a 3/4" or smaller flush trim bit with the bearing on the shank or end. Four templates per set. Use on a router table or portably. Pins index guide on work. 3/8" thick MDF templates Lifetime guarantee against defects in material or workmanship. Made in the USA!