Material is made of high quality 10.9 Grade alloy steel.
Screw Specification:
Thread Diameter 8 mm
Head Diameter 14 mm
Head Height 4.4 mm
Screw Length 12 mm, 16 mm, 18 mm, 20 mm, 25 mm
Allen Hex Drive 5 mm
Package contains:
(10PCS) M8 x 12mm
(10PCS) M8 x 16mm
(10PCS) M8 x 18mm
(10PCS) M8 x 20mm
(10PCS) M8 x 25mm
Total: 50PCS
If you are not satisfied, please feel free to contact us, timely refund or replacement, we will provide professional service, please rest assured to buy.