147pcs M4.2 M4.8 Stainless Steel Self Tapping Hex Head Screws Full Thread Metal Roofing Drill Bolts Hexagonal Dovetail Drilling Tail with Nut Setter, Washers

1.【Quality Material】：These self drilling screws are made of high-strength 410 stainless steel, durable, anti-corrosion and rustproof. Deep thread design prevent the screw from slipping. 2.【Package Information】：Package including 25pcs M4.2 *13 screw, 20pcs M4.2 *16 screws, 20pcs M4.2 * 19 screws, 20pcs M4.2 * 25 screws,10pcs M4.2 * 38 screws, 25pcs M4.8 * 16 screws, 20pcs M4.8 * 19 screws, 20pcs M4.8 * 25 screws, 20pcs M4.8 * 38 screws, 10pcs M4.8 * 45 screws, 1pcs Φ8mm nut setter driver, 1pcs Φ7mm nut setter driver. 3.【Wide Application】：Hexagon head self-tapping screws are mainly used for in steel structure color steel roofing, caigang watt fixing, or simple structure fixing plates. Widely used in household and office appliances, wood furniture, maintenance, installation and invention. 4.【With Nut Setter and Washers】：The matching nut setter driver and PVC washers in package help you to fix the screws accurately and firmly in an easy way. No need to purchase or match additional washers and screwdriver. 5.【Storage Box】：The screws of different specifications placed orderly in clearly classified storage box.Easy to find and use. Prevent loss.