After having ratchet, the locking pieces mounted on the rear sleeve, the locking peripheral length, more effective in preventing the removal work loose, the collet is more reliable when the gripping means.
【Features】 Unique patented locking function, breaking the traditional locking methods.
【Application】 Suitable for power 1050W more impact drill.
【Design】 Torque thrust bearing unique easy-grip exerted translate into greater clamping force.
【High Quality】 Good metal texture, comfortable coat surface.