Electric Drill Grinding Mini Chuck Key JT0 0.3-4mm with 3.17mm Shaft 3 Jaws Adapter Kits Mandril Cartridge for Motor

미니 드릴척, патрон для минидрели, mandril mini, mordazas de sujeción taladro, mini portabrocas, cabezal taladro portabrocas, portabrocas minitaladro, 드릴척 어댑터Drill Chuck Work For 0.3mm ~ 4mm Mount Inner Hole Diameter 6mmFeatures:High precision screw thread and tapered hole.Strong impact resistance.Compatible with impact dril and different power electric drill.JT0 taper the biggest end of diameter: 6.350mmJT0 taper The smallest end of diameter: 5.800mmOuter diameter: 21.5mmTaper: 2 degrees 49 minutes 24.7 secondsWork with 0.3mm-4mm( 0.01" - 0.16") Drill,The maximum clamping 4.2mm.Connection size: JT0 (inner hole diameter is 6 mm)Package list:1 pcs Drill Chuck 1 pcs T spanner1 pcs L spanner1 pcs 3.17mm connector