Thumb screw knob for M8 socket head cap screw - handwheel, 3 sizes 36/44/54 mm, no supports

A spoked handwheel. Uses about a third less material than a solid knob of the same diameter and gives the feel of a valve wheel. Takes the head of an ISO 4762 (DIN 912) socket head cap screw M8 from the back. A hex boss in the pocket floor engages the screw's socket, so the knob turns the screw instead of slipping round it. The shank points out of the back, the front stays closed. M8 is for machine tables and anything that must not creep under load. ## Sizes in the download All 3 diameters, sam…

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