Often in the repair of threaded holes used hand tools — tap for mounting which uses a special tool holder — handle, and each diameter requires its own hardware. Young innovators Kyiv repair and mechanical plant has developed and introduced the universal knob. It is suitable for taps of various diameters — with squares from 5 to 15 mm. Feature of the device in that the clamping plate has a movable biscuit, freely connected with a threaded handle. Rotating it, you can increase or decrease the clamping hole by the movable rusk, holding the tap.
Universal tap wrench:
1 — threaded grip, 2 — clamp clip, 3 — medium dry, 4 — stationary biscuit, 5 — tap.
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WHITE ON BLACK
To reduce the time for selection of drills and taps the desired diameter can be, if you whiten them with chalk engraved on their shanks marking. POLYAKOV
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