Meet ANSI standard .professional quality,full polished,drop forged from chrome vanadium and carbon steel ,tempered and chrome palted for corrosion,45 degree offset.

METRIC(mm) SAE L(mm) Q'TY/CTN(pc) G.W.(kg) Meas.(cm)
6x7 1/4*5/16 165 450 20.7 36x22x13
8x9 5/16*3/8 180 350 21.7 36x22x13
10x11 3/8*7/16 196 250 25.5 36x22x13
12x13 1/2*9/16 220 150 19.2 36x22x13
14x15 9/16*5/8 235 100 17.8 36x22x13
16x17 5/8*11/16 245 100 17.8 36x22x13
15x18 * 265 80 16.0 36x22x13
18x19 11/16*3/4 285 60 16.6 36x22x13
20x22 3/4*7/8 300 50 15.9 36x22x13
21x23 13/16*7/8 330 50 15.9 36x22x13
22x24 7/8*15/16 330 50 15.9 36x22x13
24x27 15/16*1-1/16 345 35 16.9 43x22x13
25x28 * 375 35 17.5 43x22x13
27x30 1-1/16*1-1/8 375 35 17.5 43x22x13
30x32 1-1/16*1-1/4 400 30 15.6 43x22x13