Vermont American 16793 4" Crimped Coarse Wire Wheel With ShankVermont American 16793 4" Crimped Coarse Wire Wheel With Shank Features: Brass-coated hardened steel wire reduces wire breakage. 1/4" shank fits all drills. 4" diameter. Coarse wire type.Vermont American 16793 4" Crimped Coarse Wire Wheel With Shank Specifications: Diameter: 4" Height: 7.812" Length: 1.5" Material: Brass-Coated Hardened Steel Product Weight: 0.325