China Precision C7 Grade Cold Rolled Ballscrews for CNC Machine (Sfu1605), Find details about China Ballscrews, Lead Screw from Precision C7 Grade Cold Rolled Ballscrews for CNC Machine (Sfu1605) - Lishui City Jialida Bearing Co., Ltd. Ball screw 12mm diameter 4mm lead rolled thread SFU1204 200mm long with flange ball nut and end machining. FOB Price 13.6 - 14.2 USD / Sets. Condition New. Applicable Industries Manufacturing Plant, CNC machine. After Warranty Service Online support.