professional deep hole processing machineITEMT2120GT2150T2180Range of drilling dia20-60mm40-100mm60-120mmRange of boring dia40-100mm50-500mm800mmRange of boring depth1000-5000mm2000-12000mm4000-16000mmWorkpiece clomped50-400mm300-650mm400-1250mmSpindle speed7-1200rpm (3 grade, 12 steps)3.15-315rpm3-120rpmMain motor15KW30KW55KWRange of feeding5-2000rpm (stepless)5-1000rpm (stepless)0.5-300rpm (stepless)Feeding motor4.5KW servo motor7.5KW7.5KWGUIDE carriage motor4.5KW servo motor7.5KW (YASKAWA)7.5KWCoolant pump5.5 KW11KW22KW