Product Review
✔ Screw Head Style: Socket Cap; Screw Drive Style: Hex Socket, known as Internal Hex drives
✔ Thread Dia. : 4mm, Thread Pitch : 0.7mm, Head Diameter : 7.20mm/0.28",Head Height : 4.0mm/0.16"
✔ Thread Pitch : 0.7mm;Thread Length :8mm / 0.31",10mm / 0.39",12mm / 0.47",14mm / 0.55", 16mm/0.63"
✔ Stainless steel 304, high strength and anti-corrosion in various environments
✔ These screws come in an easy-use separated girds storage box
***Length Information***
---Item---------------Thread Length----------------Total Length
M4 x08mm-----------08mm/0.31"---------------------12mm/0.47"
M4 x10mm-----------10mm/0.39"---------------------14mm/0.55"
M4 x12mm-----------12mm/0.47"---------------------16mm/0.63"
M4 x14mm-----------14mm/0.55"---------------------18mm/0.71"
M4 x16mm-----------16mm/0.63"---------------------20mm/0.79"
***Package Quantity***
M4 x 08mm-------------------20 Pcs
M4 x 10mm-------------------20 Pcs
M4 x 12mm-------------------20 Pcs
M4 x 14mm-------------------20 Pcs
M4 x 16mm-------------------20 Pcs
Total-------------------------100 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 Socket Cap Screws***
Socket cap screws, also known as Allen head screws, 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.