Pack of 620 M3 Metric Hex Head Bolts in 304 Stainless Steel with Flat and Slotted Locking Washers, Screws, Nuts - Everything Included

Package Contents: 620 M3 metric 304 stainless steel hex head screws and hex nuts with flat washers and split lock washers, including 155 M3 hex head screws with cylindrical head hex nuts. M3 hex nuts: 155 pieces; flat washers: 155 pieces; split lock washers: 155 pieces. Total 620 pieces. Screws, nuts, and washers all included in one kit to meet all your needs. 155 corrosion-resistant M3 304 stainless steel hex head nuts. Includes M3 x 4mm/6mm/8mm/10mm/12mm/16mm/20mm/25mm/30mm/35mm/40mm/45mm/50mm. The assortment kit of hex head washers and nuts is suitable for a wide range of uses, ideal for professionals, hobbyists, homeowners, repairers, and other DIY enthusiasts. The kit contains a bag of 18 different sizes, which can meet most needs. 155 M3 Hex Nuts -------- Contains 155 hex nuts made of 304 stainless steel. Corrosion resistant. Different types of hex nuts, designed to protrude from the material to allow for easy weld penetration, widely used in industrial machinery. Used in combination with bolts and screws to connect and secure parts. Hex nuts are used to match screws and bolts to help secure objects. 155 M3 Flat Washers -------- The flat washers are made of high-quality 304 stainless steel. These flat washers are very durable and suitable for both indoor and outdoor use. The largest outside diameter is perfect for applications requiring greater pressure distribution. Flat washers can be used to secure bolts with a diameter smaller than the washer hole. 155 M3 Split Lock Washers -------- These washers have a locking function to resist loosening due to vibration. All materials are 304 stainless steel. 304 stainless steel split lock washers have good chemical resistance and may be slightly magnetic, commonly used in applications using a screw or bolt where two parts are joined together. The double ends grip the material surface to prevent loosening during vibration.