It has the locking characteristic of both floating-head and countersunk screw. When used to assemble the complicated machines, it provides better tensile strength

We can supply standard and non-standard screws for automobile, which are manufactured by cold heading craft.

Features: 1)Standard: DIN 915 2)Size:M3-M20 3)Material: alloy carbon steel 4)Surface: Black 5)Packing: bulk, box packing

1) Description: Hexagonal bolts 2) Standard: DIN, ANSI/ASME, BS, AS 3) Nominal size: M6-M20 1/4--7/8' inch Screw length 10mm - 300mm(1/2" - 18") 4) Surface: black, yellow zinc, ...

Item No.: Din931,933 Hexagon BoltSize: M5-M30Length: 10-200mmMaterial: Carbon steel and Stainless SteelStandard: DIN, GB, ISO, JIS, BSWFinish: Plain, ZP, Blacken and Harden etc.

Features: 1) Quality: grade 8.8, 10.9, 12.9 2) Surface protection: black oxide, phosphate, zinc plated, dacromet 3) Material: SAE 1045, 5140, 35CrMo 4) Brand: BS Inner ...

We can provide various kinds of bolts.

feature:1) Raw material: Carbon Steel andStainless Steel2)Plating: Black Oxide,Zinc plated3) Standards: GB5789,DIN6921,IFI 111 4) Grades: 4.8; 8.8

Features: 1) Standards: DIN931, DIN933 2) Diameter: M5 - M76.

Features: 1) Materials: carbon steel, stainless steel, copper2) Size: M3-M48 3) Surface treatment: zinc plating, nickel plating,4) Standard: DIN, ANSI, JIS