Flat head screw with cross hole Material] High quality color galvanized surface. Since the surface is galvanized, it has excellent durability, corrosion resistance, and chemical resistance. Strong, sturdy and resistant to deformation.

[Details of screw set] M3 bolt, M3 nut, M3 washer, M4 bolt, M4 nut, M4 washer. Bolt length: 8mm / 12mm / 14mm / 16mm / 20mm. It is a set of 480 screw bolts in total.

E-clips is a kind of fastener, which is installed in the shaft groove of machines and equipment and plays a role in preventing the axial movement of parts on the shaft

【Top 304 Stainless Steel】Our assorted hardware Lock metal washers, is made of top 304 stainless steel which has the advantages of high hardness, well wear-resistance, corrosion resistance and rust resistance. Which can ensure long time using even in bad environment like high temperature, cold weather, and high humidity areas

[Durable and sturdy]: These self tapping screws are made of high quality 304 stainless steel, environmentally friendly, non-toxic, super sturdy and easy to carry, hard texture, it has high temperature resistance, tighter seal, corrosion resistance, excellent of oxidation resistance, it can be stored for a long time in wet environment.

【Advanced material】: These screws are made from a high quality black steel.The screws are treated so they resist rust and corrosion.They are high strength and will not deform or break under normal use.The aggressive screw twist pattern allows you to drive them fast and to complete your project efficiently and quickly

480 Pcs M3 M4 Drive Pan Washer Head Machine Screw Phillips Head Screws with Pad,  Machine Screws Assortment 

100Pcs Lock Nuts Nylon Insert Nut Assortment Kit  , Nylon Insert Locknut  M3 M4 M5 M6 M8 

750-Piece Hex Socket Flat Head Countersunk Bolts Screw Nut Assortment Kit 

 Allen Head Socket Set Screw, Carbon Steel Internal Hex Drive Grub Screw Assortment Kit

[Flat Point Inner Hexagon Socket Set Screws] Set screw M2.5, set screw M3, set screw M4, set screw M5, set screw M6, set screw M8 There are 25 products for each model. 6 hex wrenches. A set of 381 potato screws of 6 sizes in total.

[ Flat Head PhillipsWood Screws details] Wood screw m3, wood screw m3.5, wood screw m4. Length: 12mm / 20mm / 25mm / 30mm / 40mm. A total of 330 screws in 3 sizes are included in the set.