Woodriver Forstner Bit Extension 3/8" X 4

Designed for use with WoodRiver forstner bits only, Extension adds 4 to length of forstner bit, Socket accepts forstner bits with 3/8 diameter shanks, Forstner bit held in extension socket with two set screws - 3/8 diameter drive shank allows use of multiple extensions, WoodRiver is proudly made by Woodcraft, Americas leading supplier of high-quality woodworking hand tools, power tools, domestic and exotic wood, shop supplies, project plans and kits, plus so much more. Offering first-rate products for all your woodworking needs and designed to help you make wood work. Our family of brands include Woodcraft tools and supplies, Highpoint professional-grade fasteners and hardware, Pinnacle precision-engineered tools and Woodcraft Magazine.