ITEM NAME:13mm HSS Portabrocas Broca Taladro Drill Chuck Mandril Convertidor Adaptado N5T1 13mm HSS Portabrocas Broca Taladro Drill Chuck Mandril Convertidor Adaptado N5T1 Material: Nnylon(body) +HSS(head) +Iron(handle) Size: 122*42mm Hole dia: 12mm Length of handle: 46mm Clamping range: 2-13 mm Applicable scope: suitable for the power of 1050 w above impact drill. unique patented locking function, traditional locking methods, back having ratchet teeth, the locking pieces mounted on the rear sleeve, the locking peripheral length, more effective in preventing work loose off, so that the clamp chuck,more reliably support tools. Unique torque thrust bearing is easy to handle applied translate into greater clamping force. color: Silver&black Package include: 1x drill chuck Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.