Product Review
✔ These screws meet/exceed: DIN 912
✔ Screw Head Style: Socket Cap; Screw Drive Style: Internal Hex, Known as Hex-socket Drives
✔ Thread Diameter 3mm/0.12"; Thread Pitch : 0.5mm( 50.8 Threads Per Inch); Head Diameter 5.5mm/0.22"; Head Height : 3mm/0.12"
✔ Material of Screws: Alloy Steel, Black Oxide Finish, DIN912-12.9 Grade, Minimum Tensile Strength : 176,900 psi
✔ Easy to store: these screws come in an easy-use separated girds storage case
***Specification***
----Item-----------------------Head Dia.------------Head Height----------Thread Length------------Total Length
M3 x 6mm-------------------5.5mm/0.22"----------3mm/0.12"--------------6mm/0.24"-------------9mm/0.35"
M3 x 8mm-------------------5.5mm/0.22"----------3mm/0.12"--------------8mm/0.31"-------------11mm/0.43"
M3 x 10mm------------------5.5mm/0.22"----------3mm/0.12"-------------10mm/0.39"-------------13mm/0.51"
M3 x 12mm------------------5.5mm/0.22"----------3mm/0.12"-------------12mm/0.47"-------------15mm/0.59"
***Package Quantity***
M3 x 6mm-------------------25 Pcs
M3 x 8mm-------------------25 Pcs
M3 x 10mm------------------25 Pcs
M3 x 12mm------------------25 Pcs
Total ------------------------100 Pcs
***About Internal Hex Drive***
Internal hex drives, also known as hex-socket drives, are similar to hex drives, but 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, 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.