iExcell 725 Pcs 10.9 Grade M3 x 6/8/10/12/16/20/25/30/35/40mm Thread Pitch 0.5 mm Alloy Steel Hex Socket Flat Head Cap Screws Bolts Nuts Assortment Kit

Description

✔ Meets/exceeds: DIN7991 ✔ Screw Head Style: flat head, known as countersunk head, countersunk angle: 90 degree ✔ Screw drive style: hex socket, known as internal hex drives, hex Size: 2 mm ✔ Material of Screws: 10.9 grade alloy steel, hardness: HRC 32-39, tensile strength: 1040 N/mm² ✔ Material of Hex Key: chrome-vanadium steel, nickel plated ✔ Rust proof of Material: black oxide finish covered with anti-rust oil ✔ Easy to store: these screws, nuts and hex key come in an easy-use separated girds storage case [ Sizes ]------[ Thread Length ]----[ Total Length ] M3 x 6------------4.4mm----------6mm M3 x 8-----------6.4mm----------8mm M3 x 10----------8.4mm---------10mm M3 x 12---------10.4mm---------12mm M3 x 16---------14.4mm---------16mm M3 x 20---------18.4mm---------20mm M3 x 25---------23.4mm---------25mm M3 x 30---------28.4mm---------30mm M3 x 35---------33.4mm---------35mm M3 x 40---------38.4mm---------40mm Package Contains: M3 x 6 ------50 Pcs M3 x 8 ------50 Pcs M3 x 10-----50 Pcs M3 x 12-----50 Pcs M3 x 16-----50 Pcs M3 x 20-----25 Pcs M3 x 25-----25 Pcs M3 x 30-----25 Pcs M3 x 35-----25 Pcs M3 x 40-----25 Pcs M3 Nuts----375 Pcs Hex Key -----1 Pcs Total: 726 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 Flat Head: Flat head is designed to fit flush to the surface when used with countersunk holes.