Minimum quantity is 10 pcs, less than 10 pcs won't arrange the delivery. Order more than 2000 pcs, $0.21/pc. 1>Materials: Iron, steel and your customized material is also available 2>Size: 150x50mm 3>Certification:ISO9001 4>Used with form tie ,hex nut to fix formwork in building formwork 5>Features: anti-rust, skidproof, high breaking strength Pictures 6>Package: 200pcs/box