M10x1.5; Thread Length: 18 mm / 0.71 inch; Pin Size: 6 x 6 mm / 0.24 x 0.24 inch(L * D); Total Length: 57 mm / 2.24 inch The stainless steel spring pin is with high hardness and resistance. The spring plunger with pull ring has a flat head design, and rotatable pull ring for manual adjustment, and comes with nuts to secure machinery Operating the knob to pull out or insert the pin allows for the quick and effortless positioning and securing of the mechanical components of the workpiece The spring plunger with pull ring is a spring-loaded pin used for fast positioning adjustments, securing, or locking in fixtures, moulds, machinery, and industrial equipment Please confirm the size before placing an order Color: As Shown Material: Stainless Steel Package Contents: 4 pcs * spring pin Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.