Tensile lock
Drill chuck where the gripping power is secured after tightening by an additional screw (in case of keyed chucks) or by a snap-in lock (in case of keyless chucks). (See also Types of drill chucks)
Drill chuck where the gripping power is secured after tightening by an additional screw (in case of keyed chucks) or by a snap-in lock (in case of keyless chucks). (See also Types of drill chucks)