Wet Core Extension Bars – 1″ 1/4 UNC Male to 1″ 1/4 UNC Female Hex. Shank

DescriptionWet Core Drilling Extension Bars 150mm – 550mm1 1/4″ UNC Extension Bars used for extending drilling length when using wet diamond core drills.Extensions can be attached to each other to extend even further.Ideal for use when your core barrel is not quite long enough for the job or perfect for drilling into the ground using a rig.Product Details:-For extending the drilling length when using wet diamond core drillsSimply screw the extension into the back of your diamond core drill barrel and then to the drill itselfWill fit onto any drill with a standard 1 1/4″ UNC fittingHigh quality German manufactured extension barsPerfect for  professional diamond drillers and contractors100% Money Back GuaranteeWhat the extension bars will work with:-1 1/4″ UNC Female fitting at one end and 1 1/4″ Male fitting at the other endSpecs:-German manufactured from high quality tool steelSizes available:- 150mm, 200mm, 300mm, 400mm, 500mm, 550mmMeasured from end to end including 50mm thread