1. Material: chrome vanadium steel
2. Suitable for car tire disassembly and some engine maintenance
3. High hardness, good toughness, wear resistance, anti-corrosion
4. With box, easy to store and take
5. Product includes: 3/8 spark plug sleeve (16/21mm); CR-V chrome vanadium steel combination wrench (8/9/10/11/12/13/14/16/17/18/19mm); 3/8 connecting rod (150mm long and 75mm short), 1/2 connecting rod (250mm long and 125mm short); 6/100 feed-through screwdriver; automotive test pencil; T52 gas river cover extended stop (120mm); 1/4 series sleeve (4 /5/6/7/8/9/10/11/12/13mm); 3/8 series sleeve (9/10/11/12/13/14/15/16/17/18/19mm); 1/2 series socket (20/21/22/24/27/30/32mm); adapter; 1/2, 3/8, 1/4 rapid ratchet wrench; 3/8 screwdriver bit: horizontal (5.5/6.5), rice character (1/2), cross (1/2), hexagon (3/4/5/6), flower shape (T20/T30/T40/T45/T50/T55); 1 /4 lengthened sleeve (8/9/10/12mm); 3/8 lengthened sleeve (13/14/15/17mm); 1/4 spring sleeve; 1/4 small square rod; chrome vanadium steel spherical lengthened inner Hexagon (1.5/2/2.5/3/4/5/6/8/10mm); three-jaw filter wrench 54-110mm; 1/4 connecting rod; multi-image connector (1/2, 3/8, 1/ 4); 3/8 E type sleeve (8/10/11/12/14/16/18/20mm); 1/4 screwdriver bit: horizontal (4/5/6.5), rice word (1 /3), cross (1/3), hexagon (3/4/5/6), flower shape (T10/T15/T20/T25/T27/T30/T40)