iexcell 100 Pcs Metric M3 x 30/35/40/45/50 Stainless Steel 304 Hex Socket Button Head Cap Screws Bolts Assortment Kit

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About Iexcell 100 Pcs Metric M3 X 30/35/40/45/50

【 5 Sizes M3 Hex Socket Button Head Cap Screws Assortment and 1 Pcs Hex Key 】 ✔ Meets/Exceeds: ISO7380 ✔ Screw head style: button head, head diameter: 5.5 mm, head height: 1.6 mm ✔ Screw drive system: internal hex drives, also known as hex socket drives, hex size: 2.0 mm ✔ Thread Size ( Diameter ): 3 mm, Thread pitch: 0.5 mm, Thread Length from 30 mm to 50 mm ✔ Material of screws: stainless steel 304, high strength and anti-corrosion in various conditions ✔ Includes 1 Pcs hex key, hex size: 2.0 mm, to drive these screws conveniently and easily ✔ Material of hex key: chrome-vanadium steel, nickel plated, higher strength and anti-rust ✔ Easy to store: all these screws and 1 pcs hex Key packed in a sturdy easy-use plastic storage case, organized conveniently and easily [ M3 x 30 means : metric screws, thread size ( Diameter ): 3.0 mm, thread length 30 mm ] [ Sizes ]-----[ Thread Length ]-----[ Total Length ] [ Sizes ]-----[ Thread Length ]-----[ Total Length ] M3 x 30 ------ 30 mm/1.18"------- 31.6 mm/1.24" M3 x 35 ------ 35 mm/1.38"------- 36.6 mm/1.44" M3 x 40 ------ 40 mm/1.57"------- 41.6 mm/1.64" M3 x 45 ------ 45 mm/1.77"------- 46.6 mm/1.83" M3 x 50 ------ 50 mm/1.97"------- 51.6 mm/2.03" [ Package Contains ] M3 x 30------20 Pcs M3 x 35------20 Pcs M3 x 40------20 Pcs M3 x 45------20 Pcs M3 x 50------20 Pcs Hex Key ---1Pcs [ About Internal Hex drives ] Internal Hex drives, also known as Hex Socket 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 Head , 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 key