Screw support blocks: Be made of screw and nut cap and steel ball. High reliability/Smooth operation Rolled/Ground; Single/double nut High-precision, Low backlash, lower noise, 1. Rolled and grounded both have. 2. The grade is C5-C10, P3-P10. 3. Max length is 6m 4. Max diameter is 63mm 5. Best price. Designation: 1204, 1605 1610 1616 2002 2010 2505 2510 3205 3210 4005 4010 5005 5010 6310
