• Chrome vanadium steel / Carbon steel available
• Superior rust resistance surface
| Part No | Size | L(mm) | Inner | Outer |
| 1185 | 8mm | 130 | 10 | 60 |
| 1186 | 9mm | 150 | 10 | 60 |
| 1187 | 10mm | 160 | 10 | 60 |
| 1188 | 11mm | 165 | 10 | 60 |
| 1189 | 12mm | 170 | 10 | 60 |
| 1190 | 13mm | 180 | 10 | 60 |
| 1191 | 14mm | 190 | 6 | 60 |
| 1192 | 15mm | 200 | 6 | 60 |
| 1193 | 16mm | 210 | 6 | 60 |
| 1194 | 17mm | 220 | 6 | 60 |
| 1195 | 18mm | 230 | 6 | 60 |
| 1196 | 19mm | 240 | 6 | 60 |
| 1197 | 5/16" | 140 | 10 | 60 |
| 1198 | 3/8" | 160 | 10 | 60 |
| 1199 | 7/16" | 165 | 10 | 60 |
| 1200 | 1/2" | 180 | 10 | 60 |
| 1201 | 9/16" | 190 | 6 | 60 |
| 1202 | 5/8" | 210 | 6 | 60 |
| 1203 | 11/16" | 230 | 6 | 60 |
| 1204 | 3/4" | 250 | 6 | 60 |