Attachment of a tapping head to a drive unit

Chuck for driving tap or like rotary tool

Clutch for threading attachment

Clutching means adapted for tapping attachment

Cranial perforator

Dog drive for tapping attachments

Drill chuck

Drive collet assembly for a tap with overdrive protection

Drive in tapping attachments

Masonry drill assembly

Overload coupling device

Quick change adapter with a torque limiter for a tapping chuck

Readily disassembleable tapping attachment with quick change rep

Rotary tool holder

Rotary tool holder

Self-reversing tapping attachment with shock absorption

Spindle inertia changing apparatus for machining center

Tap holder

Tap holder

Tap holder