Feature

●? Includes 225 Pcs, 9 Sizes, M3 Hex Socket Button Head Cap Screws: M3 x 4mm M3 x 5mm M3 x 6mm M3 x 8mm M3 x 10mm M3 x 12mm M3 x 16mm M3 x 20mm M3 x 25mm, Widely Used in Different Applications
●? Includes 225 Pcs M3 Nuts to Meet Different Applications
●? Includes 1 Pcs Hex Key, Hex Size: 2.0 mm, to Drive These Screws Conveniently and Easily
●? Material of Screws and Nuts: Stainless Steel 304, High Strength And Anti-corrosion in Various Conditions; Material of Hex Key: Chrome-Vanadium Steel, Nickel Plated, Higher Strength And Anti-rust
●? Package: All These Screws, Nuts and Hex Key Packed In a Sturdy Easy-use Plastic Storage Box, Organized Conveniently and Easily


Description

?Meets/Exceeds: ISO7380, DIN934
?Material of Screws and Nuts: Stainless Steel 304, High Strength And Anti-corrosion in Various Conditions
?Material of Hex Key: Chrome-Vanadium Steel, Nickel Plated, Higher Strength And Anti-rust
?Screw head style: button head; screw drive style: hex socket, also known as internal hex drives, hex size: 2.0 mm
?Head diameter: 5.5 mm; head height: 1.6 mm; thread pitch: 0.5 mm; thread diameter: 3 mm
?M3 x 4mm means: metric screws, thread diameter size 3 mm, thread length 4 mm

[ Sizes ]----[Thread Length]---[ Total Length ]
M3 x 4mm------4mm-------5.6mm
M3 x 5mm------5mm-------6.6mm
M3 x 6mm------6mm-------7.6mm
M3 x 8mm------8mm-------9.6mm
M3 x 10mm----10mm------11.6mm
M3 x 12mm----12mm------13.6mm
M3 x 16mm----16mm------17.6mm
M3 x 20mm----20mm------21.6mm
M3 x 25mm----25mm------26.6mm

Package Contains:
M3 x 4mm----25 Pcs
M3 x 5mm----25 Pcs
M3 x 6mm----25 Pcs
M3 x 8mm----25 Pcs
M3 x 10mm---25 Pcs
M3 x 12mm---25 Pcs
M3 x 16mm---25 Pcs
M3 x 20mm---25 Pcs
M3 x 25mm---25 Pcs
M3 Nuts-----225 Pcs
Hex Key----1 Pcs
Total: 451 Pcs

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 Button Head:
Button head is similar to standard pan head screws but have a curved top