GROOVER 3/8" x 1/2" CF-119.This manual grooving for Kraft tools has as main function the cutting of smooth professional control joints. It is designed to meet the needs of the West Coast Contractor. This product was produced from a piece of stainless steel (without rivets) to obtain a perfect, clean and smooth groove. It also counts as a closed drill for a smooth, polished finish. In addition, each groover is crafted from durable 18 gauge brushed stainless steel that won't rust to ensure a smooth work surface and easy cleaning.