Min. Order Reference FOB Price
1 Piece US$2,000.00-16,000.00 / Piece
Product Description
Automatic Cold Way Hex Head Bolt Screw Making Machine High Speed Screw Bolts Manufacture Machines Product Description How to make hex bolts? Step 1: Cold heading machine Step 2: Bolts trimming machine Step 3: Thread rollong machine Specification of Each Machine 1. Screw Cold Heading Machine ...