Manufactured from high grade steel alloy???????
Technical Specification:
| PART NO. | SIZE (inches) | LENGTH (mm) |
| BLPL1238 | 3/8 | 76 |
| BLPL12716 | 7/16 | |
| BLPL1212 | 1/2 | |
| BLPL12916 | 9/16 | |
| BLPL1258 | 5/8 | |
| BLPL121116 | 11/16 | |
| BLPL1234 | 3/4 | |
| BLPL121316 | 13/16 | 76 |
| BLPL1278 | 7/8 | |
| BLPL121516 | 15/16 | |
| BLPL121 | 1 | |
| BLPLB121116 | 1^1/16 | |
| BLPLB12118 | 1^1/8 | |
| BLPLB125114 | 1^1/4 |