860Pcs Bolts and Nuts Set, M2 M3 M4 M5 Hexagon Socket Head Cap Screws, DIN 7991 Allen Screws, Black Hex Bolts and Washers Set 12.9 Grade Alloy Steel Fully Threaded With 4 Allen Keys

• 【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.

Why Choose LUKAISEN 860PCS Screws Nuts and Washers Assortment, M2 M3 M4 M5 Hex Socket Head Cap Metric Bolts and Nuts Kit - 12.9 Grade Alloy Steel Black Screws with 4 Allen Wrenches for 3D Printer Furniture Industrial? About LUKAISEN: -Super Production Capacity: LUKAISN has superb design capability and manufacturing process, which has produced more than 500 million pieces of precision screws and nuts, and we hope to provide the best products at the most reasonable price to you. About LUKAISEN Bolts Nuts Washers Assortment Kit: -Top Material: Metric Bolt Assortment is made of high-quality 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 Packaging: We put all the different sizes of bolt and nuts in a sturdy box with clear size labels on the front and back so that whenever you want to use them, you can quickly and easily find the size you need. -Wide Range of Applications: A wide range of use and for professionals, amateurs, landlords, repairmen, other DIY. The set is perfect to replace broken and missing screws. When you are mad about the missing bolts, it is a perfect friend for you. The kit has lots of different sizes, which can meet the maximum requirements for you. Detailed Specifications: - Quantity: 860PCS. - Weight: 370g. - Drive Type: Hex Button. - Sizes: M2 M3 M4 M5 - Wrenches: 4 Allen Wrenches. - Package: Transparent Storage Case. - Material: High Quality 12.9 Grade Alloy Steel. - Product Name: Hex Socket Head Cap Metric Bolts and Nuts Kit - What you get: Screws, Nuts, Flat Washers, Spring Washers, Wrenches, Handy Box. - Features: Corrosion Resistance, Excellent Oxidation Resistance. Hex Socket Head Cap Metric Bolts and Nuts Kit Package Included: M2 - Screws, Nuts and Washers: 40PCS - M2 X 8 30PCS - M2 X 12 20PCS - M2 X 16 90PCS - M2 Nuts 100PCS - M2 Flat Washers 100PCS - M2 Spring Washers M3 - Screws, Nuts and Washers: 30PCS - M3 X 8 20PCS - M3 X 12 10PCS - M3 X 16 60PCS - M3 Nuts 70PCS - M3 Flat Washers 70PCS - M3 Spring Washers M4 - Screws, Nuts and Washers: 20PCS - M4 X 10 10PCS - M4 X 16 10PCS - M4 X 20 40PCS - M4 Nuts 40PCS - M4 Flat Washers 40PCS - M4 Spring Washers M5 - Screws, Nuts and Washers: 5PCS - M5 X 10 5PCS - M5 X 16 5PCS - M5 X 20 15PCS - M5 Nuts 15PCS - M5 Flat Washers 15PCS - M5 Spring Washer Note: Warning: small parts, keep away from children under 3 years.