iexcell 100 Pcs 10.9 Grade M3 x 20/25/30/35/40mm Alloy Steel Hex Socket Button Head Cap Screws Bolts Assortment Kit, Black Oxide Finish

• Screw Head Style: Button Head, Screw Drive Style: Internal Hex, Hex Size 2.0 mm
• Head Diameter : 5.5 mm, Head Height: 1.7mm; Thread Size(Diameter ): 3 mm; Thread Pitch :0.5 mm
• Fully Threaded,Thread Length: 20mm/0.79", 25mm/0.98", 30mm/1.18", 35mm/1.38", 40mm/1.57"
• Alloy Steel, Black Oxide Finish, 10.9 Grade Tensile Strength
• Package: 100 Pcs M3 Internal Hex Button Cap Screws, Come in an Easy-use Storage Box

✔ Meets/Exceeds: ISO7380 ✔ Material of Screws: alloy steel, black oxide finish, 10.9 grade tensile strength ✔ Material of hex key wrench: chrome-vanadium steel, nickel plated ✔ Easy to store: these screws and a hex key wrench come in a sturdy easy-use case Item---------------Thread Length--------Total Length M3 x20mm-----------20mm----------------21.6mm M3 x25mm-----------25mm----------------26.6mm M3 x30mm-----------30mm----------------31.6mm M3 x35mm-----------35mm----------------36.6mm M3 x40mm-----------40mm----------------41.6mm Package Contains: M3 x20mm-------20 Pcs M3 x25mm-------20 Pcs M3 x30mm-------20 Pcs M3 x35mm-------20 Pcs M3 x40mm-------20 Pcs Hex Key Wrench--1 Pcs Total: 101 Pcs