A125 - 4.5mm x 310mm Dormer HSS Extra Long Series Drill - Steam Tempered Finish
A1254.5X315
A125
Extra long length drill with straight shank, diameter 4.5mm with an overall length of 310mm and flute length of 250mm according to BS 328 standard with 118° conical point, HSS with steam tempered finish for 10xD single pass drilling without pecking in steel
| Cutting Diameter (DC) | 4.50mm |
| Flute Length (LCF) | 250.0mm |
| Overall Length (OAL) | 310.0mm |
| Shank Diameter (DCON MS) | 4.50mm |
| Tolerance | h8 |
A1254.5X315 A125 - 4.5MM X 310MM DORMER HSS EXTRA LONG SERIES DRILL - STEAM TEMPERED FINISH