Spring Drill Column Quill Feed Return Coil Assembly Steel Chemical Blackening Finish 1540 mm Long Expand 58 x 10 1.6

Extend length: 1540 mm/60.6 inch; Spring OD: 58 mm; Material width: 10 mm; Material thickness: 1.6 mm Inner mounting type: hook; External mounting type: hook; Pack with 1 x spring for column drills. ☆ The return spring of the column drill pen is a good replacement for many existing feather spring impact presses, this spring will bring the pen upwards after completing the drilling. Used for all kinds of vacuum coil spring, volume tube coil spring etc. on. ☆ Chemical blackening, the performance of oxide film in the form of a product, isolate the air, prevent rust., Manufacturer: Unknown