uxcell Adjustable Screw 20mm Diameter Die Handle Round Stock Holder Product Name: Round Die Stock Holder; Material: Metal,Steel Weight: 77g; Package Content: 1 x Round Die Stock Holder Fit for Round Die Dia: 20mm/0.8"(M3.5-M6); Main Color: Gray Shaft Size: 8mm/0.3" Overall Size: 16 x 3 x 1cm/6.3" x 1.2" x 0.4"(L*D*H)