Specification:
Item Type: Concave End Tightening Set
Material: 12.9 grade high-strength alloy steel
Model and Quantity:
50 x M3 x 3 Concave End Tightening
50 x M3 x 4 Concave End Tightening
50 x M3 x 10 Concave End Tightening
40 x M4 x 4 Concave End Tightening
40 x M4 x 6 Concave End Tightening
30 x M5 x 5 Concave End Tightening
30 x M5 x 8 Concave End Tightening
20 x M6 x 6 Concave End Tightening
20 x M6 x 10 Concave End Tightening
20 x M8 x 8 Concave End Tightening
Features:
1Grade 12.9 alloy steel, forged with highstrength materials, strong and durable. 2Through high temperature treatment, the screw strength is improved, has a long service life. 3The thread is clear, the overall thread of the bolts are neat and clear, is not easy to get silky and the force is even. 4The head are standard hex grooves are not easy to slip and speed up work efficiency. 5Complete specifications, can meet your use and replacement needs, very practically.
Package List:
50 x M3 x 3 Concave End Tightening
50 x M3 x 4 Concave End Tightening
50 x M3 x 10 Concave End Tightening
40 x M4 x 4 Concave End Tightening
40 x M4 x 6 Concave End Tightening
30 x M5 x 5 Concave End Tightening
30 x M5 x 8 Concave End Tightening
20 x M6 x 6 Concave End Tightening
20 x M6 x 10 Concave End Tightening
20 x M8 x 8 Concave End Tightening
