iExcell 250 Pcs M3 x 6mm/8mm/10mm/12mm/16mm Internal Hex Drive Socket Cap Screws Kit,Stainless Steel 304, Silver Tone

? These screws meet/exceed: DIN 912 ? Stainless steel 304, high strength and anti-corrosion in various environments ? Screw Head Style: Socket Cap ; Screw Drive Style: Internal Hex, Known as Hex-socket Drives ? 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-------------9mm M3 x 8mm-------------------5.5mm/0.22"-------3mm/0.12"--------------8mm-------------11mm M3 x 10mm------------------5.5mm/0.22"-------3mm/0.12"-------------10mm-------------13mm M3 x 12mm------------------5.5mm/0.22"-------3mm/0.12"-------------12mm-------------15mm M3 x 16mm------------------5.5mm/0.22"-------3mm/0.12"-------------16mm-------------19mm ***Package Quantity*** M3 x 6mm-------------------50 Pcs M3 x 8mm-------------------50 Pcs M3 x 10mm------------------50 Pcs M3 x 12mm------------------50 Pcs M3 x 16mm------------------50 Pcs Total------------------------250 Pcs ***About Internal Hex Drives*** 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 Head 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