Photo 1 of Xadnitu 4 Pack 1/4"-20 x 1 Threaded Thumb Screw, Stainless Steel Standard/Coarse Thread with Black Adjustable Tee Wing Aluminum Knob to Remove Replace Hand Clamping Tightening Knobs Power Supply

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Photo 1 of Xadnitu 4 Pack 1/4"-20 x 1 Threaded Thumb Screw, Stainless Steel Standard/Coarse Thread with Black Adjustable Tee Wing Aluminum Knob to Remove Replace Hand Clamping Tightening Knobs Power SupplyPhoto 2 of Xadnitu 4 Pack 1/4"-20 x 1 Threaded Thumb Screw, Stainless Steel Standard/Coarse Thread with Black Adjustable Tee Wing Aluminum Knob to Remove Replace Hand Clamping Tightening Knobs Power Supply