ERC Cool collets

Main features: 1.   A setinclude: 1 collet chuck,1 clamping nut, full set of collets and 1 spanner 2.   Packed in awooden case orplastic case 3.   Please notifythe thread of collet chuck draw bar and the specification of collets(metric orinch) 4.   Please notifythe length o fstraight shank and dia 5.   We are gladeto supply collets and chucks with different shank and quantities according toyour requirement 6.   Made of special elastic steel material 7.   Powerclamping ability, precise accuracy 8.   Used forborig, milling,drilling, tapping, grinding and engraving operation etc.