Features: Brand new and high quality Designed and engined for long-life and good durability for operating. For the installation and removal of hexagonal screws using hexagonal bolts/hexagon nuts/hexagonal self-tapping screws. Great workmanship, with strict quality control and quality assurance, high safety factors, can be used with peace of mind. Greatly improve the accuracy, save-time and convenient for operation. Surfaces painting treatments, beautiful and effective anti-rust. Specifications: Material:CRV Type:Type:6mm 7mm 8mm 9mm 10mm 11mm/7mm 8mm 9mm 10mm 11mm 12mm/8mm 9mm 10mm 11mm 12mm 13mm/9mm 10mm 11mm 12mm 13mm 14mm/10mm 11mm 12mm 13mm 14mm 15mm/11mm 12mm 13mm 14mm 15mm 16mm/12mm 13mm 14mm 15mm 16mm 17mm/13mm 14mm 15mm 16mm 17mm 18mm/14mm 15mm 16mm 17mm 18mm 19mm Length:Approx.65mm Package Includes: 6x Socket Sleeve note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.