LuKaiSen 860Pcs M2-M5 Metric Screws, 12.9 Alloy Steel Hex Bolts & Nuts Kit

LuKaiSen 860Pcs M2-M5 Metric Screws, 12.9 Alloy Steel Hex Bolts & Nuts Kit

• ?‍?【Best 12.9 Grade Alloy Steel】-- LuKaiSen Metric Bolt Assortment is made of premium grade 12.9 alloy steel for high Hardness and good corrosion resistance in harsh environments such as high temperature, cold weather and high humidity areas. And they also have superior oxidation resistance to ensure long-term use.
• ?‍?【Perfect Combination Kit】--- LuKaiSen Screws Nuts and Washers Assortment comes in a full range of specifications, consisting of 860 screws, nuts and washers in five sizes: M2, M3, M4 and M5. Each size is available in 4 different lengths, 8mm, 10mm, 16mm and 20mm, and each size is matched with the corresponding nut, washer and lock washer. Therefore, you only need to buy one set to meet your various needs in life.
• ?‍?【Thickened & Convenient Box】--- We want our customers to receive perfect products, so we have upgraded and reinforced the box. No product mix-ups as each size and grid of the product is matched 1:1 in the sturdy storage box.
• ?‍?【Widely Applications】--- Our machine screw assortment kit with lots of different sizes is widely used for 3D printers, computers, instruments, electronic products, household appliances, lamps, cabinets and bicycle repair.
• ?‍?【LuKaiSen Best After-Sales Service】--- We provide you with a 1-year warranty, a 30-day return guarantee and 7x24 hours after-sales service, any product problems can be quickly solved for you. If you have any dissatisfaction with our products, please contact us at any time and your needs will be met.