Clamping Screw KnobProduct Details1.Great replacement for your broken one with this knob.2.Total Height: 53mm / 2.10inch; Package Content: 6pcs x Screw Knob.3.Thread Size: M6 x 40mm / 0.23 x 1.57inch(D*L); Head Dia (Approx): 31mm / 1.20inch.4. Thread Type is metric M6 , please check the thread size you need before buying.5.Widely used for lathe machine, mechanical equipment, instrument, industry equipment.
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