1. Material: high carbon steel 2. Removable 3. Two-way opening 4. Not easy to rust 5. 23 metric and imperial specifications 6. The whole is polished and chrome-plated 7. Laser scale, clear and natural 8. With adjustable rollers, scrolling is labor-saving 9. With adjustable telescopic rod, easy and flexible operation 10. Good wear resistance, high hardness, high torque, strong and durable 11. Dimensions: total length 198mm, big head width 31mm, small head width 21mm, head thickness 8mm 12. Specifications: 23 in one, british system: 12.7/14.29/15.88/17.46/19.05/6.35/7.94/8.73/9.53/11.11mm, metric system: 7/8/9/10/11/12/13/14/15/16/17/18/19mm 13. Unit weight: 295g 14. Adjustable Range: 6a??19 mm Specification: Package Weight One Package Weight 0.35kgs / 0.78lb One Package Size 22cm * 15cm * 3cm / 8.66inch * 5.91inch * 1.18inch Qty per Carton 84 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 84 pcs = 14868 pcs 40HQ: 412 cartons * 84 pcs = 34608 pcs