Key Specifications/Special Features:
Made of high quality chrome vanadium steel.
Hexagonal and can effectively prevent the falling during working.
Sandblast surface, strong ability of Anti-rust and anti-corrosion.
Whole body harden bv high temperature quenching, increasing the powerful& durable ,and extending the working life.
Partly strong magnetic, increasing the Accurate fit and reducing the screws worn-out.
Order NO. |
Size |
L±0.5 |
D1±0.5 |
D2±0.5 |
Surface |
0301247 |
5/16" |
78 |
15 |
24 |
Phosphoting |
0301248 |
3/8" |
78 |
17.5 |
24 |
Phosphoting |
0301249 |
7/16" |
78 |
18.5 |
24 |
Phosphoting |
0301250 |
1/2" |
78 |
21 |
24 |
Phosphoting |
0301251 |
9/16" |
78 |
22 |
24 |
Phosphoting |
0301252 |
5/8" |
78 |
24 |
24 |
Phosphoting |
0301253 |
11/16" |
78 |
26 |
25 |
Phosphoting |
0301254 |
3/4" |
78 |
28 |
25 |
Phosphoting |
0301255 |
13/16" |
78 |
30 |
28 |
Phosphoting |
0301256 |
7/8" |
78 |
32 |
30 |
Phosphoting |
0301257 |
15/16" |
78 |
35 |
32 |
Phosphoting |
0301258 |
1" |
78 |
36 |
32 |
Phosphoting |
0301259 |
1-1/16" |
78 |
39 |
32 |
Phosphoting |
0301260 |
1-1/8" |
78 |
40 |
32 |
Phosphoting |
0301261 |
1-3/16" |
78 |
42 |
32 |
Phosphoting |
0301262 |
1-1/4" |
78 |
44 |
32 |
Phosphoting |
0301263 |
1-5/16" |
78 |
45 |
34 |
Phosphoting |
0301264 |
1-3/8" |
78 |
46 |
34 |
Phosphoting |
0301265 |
1-7/16" |
78 |
50 |
34 |
Phosphoting |
0301266 |
1-1/2" |
78 |
53 |
38 |
Phosphoting |
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