iExcell 750 Pcs M4 x 56810121416202530 Stainless Steel 304 Hex Socket Button Head Cap Screws Bolts Nuts Washers Assortment Kit

鉁?Meets/exceeds: ISO7380
鉁?Screw Head Style: Button, Screw Drive Style: internal hex drives, Hex Size 2.5 mm, known as Hex Socket drives
鉁?Screws Head Diameter : 7.4 mm; Screws Head Height: 2 mm; Thread Size( Dia. ):4 mm;Thread Pitch :0.7 mm
鉁?Nuts outside hex sizes: 6.8mm/0.27", nuts height ( thickness ): 3.1mm/0.12"
鉁?Washer outside diameter: 8.8mm/0.35", inner diameter( hole ): 4.4mm/0.17", height ( thickness ): 0.9mm
鉁?Material of Screws, Nuts and Washers: Stainless steel 304, high strength and anti-corrosion in various environments
鉁?Material of Hex Key : chrome-vanadium steel, nickel plated

[ Sizes ]---[ Thread Length ]----[ Total Length ]
M4 x 5 -------5mm/0.20" ------7mm/0.28"
M4 x 6 -------6mm/0.24" ------8mm/0.31"
M4 x 8 -------8mm/0.31" ------10mm/0.39"
M4 x 10 ------10mm/0.39" -----12mm/0.47"
M4 x 12 ------12mm/0.47" -----14mm/0.55"
M4 x 14 ------14mm/0.55" -----16mm/0.63"
M4 x 16 ------16mm/0.63" -----18mm/0.71"
M4 x 20 ------20mm/0.79" -----22mm/0.87"
M4 x 25 ------25mm/0.98" -----27mm/1.07"
M4 x 30 ------30mm/1.18" -----32mm/1.26"

[ Package Contains ]
M4 x 5--------25 Pcs
M4 x 6--------25 Pcs
M4 x 8--------25 Pcs
M4 x 10-------25 Pcs
M4 x 12-------25 Pcs
M4 x 14-------25 Pcs
M4 x 16-------25 Pcs
M4 x 20-------25 Pcs
M4 x 25-------25 Pcs
M4 x 30-------25 Pcs

M4 Hex Nuts-------250 Pcs
桅4 Washers-------250 Pcs
Hex Key -------1 Pcs

[ 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 Button Head ]
Button head screws are similar to standard pan head screws, but have a curved top