Feature

●? Includes 425 Pcs, 12 Sizes, Thread Pitch 0.7 mm, Thread Size( Diameter) 4mm, Thread Length From 5 mm to 30 mm, Hex Socket Head Cap Screws: M4 x 5, M4 x 6, M4 x 8, M4 x 10, M4 x 12, M4 x 14, M4 x 15, M4 x 16, M4 x 18, M4 x 20, M4 x 25, M4 x 30; Material of Screws: Stainless Steel 304, High Strength and Anti-corrosion in Various Environments
●? Includes 425 Pcs Thread Pitch 0.7mm M4 Nuts to Meet Different Applications; Material of Nuts: Stainless Steel 304, High Strength and Anti-corrosion in Various Environments
●? Includes 425 Pcs Φ4 Washers: Add More Touch Area to Meet Special Condition In Some Cases and Protect Parts from Being Damaged; Material of Washers: Stainless Steel 304, High Strength and Anti-corrosion in Various Environments
●? Includes 1 Pcs Hex Key, Hex Size: 3.0 mm, to Drive These Screws Conveniently and Easily; Material of Hex Key: Chrome-Vanadium Steel, Nickel Plated
●? Package: These Screws, Nuts, Washers and Hex Key Packed In a Sturdy Easy-use Plastic Storage Box. Organized Conveniently and Easily


Description

? Meets/exceeds: DIN912
? Screw Head Style: Socket Cap, Screw Drive Style: Internal Hex drives, Hex Size 3.0 mm, known as Hex Socket drives
? Screws Head Diameter : 7.2mm; Screws Head Height: 4 mm; Thread Size( Dia. ):4 mm; Thread Pitch :0.7 mm
? Nuts outside hex sizes: 6.8mm/0.27", nuts height ( thickness ): 3.1mm/0.12"
? Washer outside diameter: 8.8mm/0.35", inner diameter( hole ): 4.4mm/0.17", height ( thickness ): 0.9mm

[ Sizes ]---[ Thread Length ]----[ Total Length ]
M4 x 5 -------5mm/0.20" ------9mm/0.35"
M4 x 6 -------6mm/0.24" ------10mm/0.39"
M4 x 8 -------8mm/0.31" ------12mm/0.47"
M4 x 10 ------10mm/0.39" -----14mm/0.55"
M4 x 12 ------12mm/0.47" -----16mm/0.63"
M4 x 14 ------14mm/0.55" -----18mm/0.71"
M4 x 15 ------14mm/0.55" -----19mm/0.75"
M4 x 16 ------16mm/0.63" -----20mm/0.79"
M4 x 18 ------18mm/0.71" -----22mm/0.87"
M4 x 20 ------20mm/0.79" -----24mm/1.07"
M4 x 25 ------25mm/0.98" -----29mm/1.14"
M4 x 30 ------30mm/1.18" -----34mm/1.34"

[ Package Contains ]
M4 x 5-------50 Pcs
M4 x 6-------50 Pcs
M4 x 8-------50 Pcs
M4 x 10------50 Pcs
M4 x 12------50 Pcs

M4 x 14------25 Pcs
M4 x 15------25 Pcs
M4 x 16------25 Pcs
M4 x 18------25 Pcs
M4 x 20------25 Pcs
M4 x 25------25 Pcs
M4 x 30------25 Pcs

M4 Nuts-------425 Pcs
Φ4 Washers-------425 Pcs
Hex Key -------1 Pcs
Total: 1276 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 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