Galvanized Ring Shank, Thickcoat finish, Blunt Diamond style point. Fits Bostitch #N63CP, #N64C, #N66C, #N66BC, #N75C. Length: 2-3/16" Shank diameter: .092 Finish: Thickcoat™ Point Style: Blunt diamond Shank Type: Ring 3,600 Pack. Fits bostitch tools: N63CP, N64C, N66C, N66BC, N75C Fits Competitor Tools: Hitachi: NV65A