1. Material: chrome vanadium steel
2. Weight: about 500g/set
3. Size: about 22x12x5 cm/set
4. Purpose: broken screw extractor
5. Specifications: 1/8 inch (3.2 mm), 5/32 inch (4 mm), 3/16 inch (4.8 mm), 7/32 inch (5.5 mm), 1/4 inch (6.3 mm), 9 /32 inch (7 mm), 5/16 inch (8 mm), 11/32 inch (8.7 mm), 3/8 inch (9.5 mm), 13/32 inch (10.3 mm)
6. Features: strong and durable material, complete specifications, wide applicability, easy to carry and use, wear-resistant and damage-resistant, safe and strong, high hardness, not easy to rust, sharp edges and corners, smooth and textured
