iExcell 450 Pcs M2 x 4/5/6/8/10/12/14/16/20mm 12.9 Grade Alloy Steel SCM435 High Tensile Hex Socket Head Cap Screws Bolts Nuts Assortment Kit

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About IExcell 450 Pcs M2 X 4/5/6/8/10/12/14/16/20mm 12.9

✔ Meets/Exceeds: DIN912, SCM435 ✔ Material of Screws: SCM435 high tensile alloy steel, hardness: HRC 39-44, tensile strength: 1220N/mm² ✔ Material of Nuts: 4.8 grade alloy steel ✔ Surface Finish of Screws and Nuts: black oxide finish with anti-rust oil ✔ Material of Hex Key: chrome-vanadium steel, nickel plated ✔ Easy to store: These screws and hex key come in an Easy-use plastic storage box [ Sizes ]----[ Thread Length ]---Total Length M2 x 4---------4mm-----------6mm M2 x 5---------5mm-----------7mm M2 x 6---------6mm-----------8mm M2 x 8---------8mm----------10mm M2 x 10-------10mm---------12mm M2 x 12-------12mm---------14mm M2 x 14-------14mm---------16mm M2 x 16-------16mm---------18mm M2 x 20-------20mm---------22mm Package Contains: M2 x 4-------25 Pcs M2 x 5-------25 Pcs M2 x 6-------25 Pcs M2 x 8-------25 Pcs M2 x 10------25 Pcs M2 x 12------25 Pcs M2 x 14------25 Pcs M2 x 16------25 Pcs M2 x 20------25 Pcs Nuts---------225 Pcs Hex Key------1 Pcs Total: 450 Pcs Screws +1 Pcs Hex Key About Hex Socket Drives Hex Socket drives, also known as Internal hex drives, have a hexagonal hole in the center that requires an Allen key, also known as a hex key or Allen wrench. About Socket Cap Head Socket cap, also known as Allen head, have a recessed drive, and are commonly used when there is not enough clearance for a conventional wrench or socket. They are fastened with an Allen wrench, which is also called a hex wrench or hex