Coreplus DCEXT250 Drill Bit Extension Bar 250mm G5-H with hardened steel rollers and

with hardened steel rollers and the striking plate is finished to match the forend

A lock-on button operable from either side of handle for continuous operation

With a good camping table

Clamping Thickness: 21mm

9 M10 - M16

Coreplus DCEXT250 Drill Bit Extension Bar 250mm G5-H with hardened steel rollers andCorePlus DCEXT250 Drill Bit Extension Bar for use with CorePlus and other brands of dry diamond core bit systems with a 1 2in BSP thread. Use in conjunction with diamond core adaptors to extend their working length. With 1 2in BSP female and 1 2in BSP male threaded ends. Do not use with diamond cores larger than 78mm in diameter.