12 Coring Bit Extension 5/8 Thread For Concrete HYYYYH Drill #15 DRILL DEEPER

12 Coring Bit Extension 58 Thread For Concrete HYYYYH Drill #15 - DRILL DEEPER! 58 11unc Female end fits HYYYYH Z-1 and compatible drills 58 11unc Male Threaded end fits HYYYYH Dry type HYYYYH bits as well as other compatible threaded coring bits Solid all metal construction Total Length: 12 34” From spindle shoulder to female thread end: 12” The HYYYYH Bit is shown for scale and not included with this adapter. Please see our separate listing for HYYYYH bits and HYYYYH bit packages.