For use with 1/4" and 3/8" drive ratchets and accessories when a standard tap wrench will not reach.
Set consists of four 1/4" drive and four 3/8" drive special square sockets for driving standard taps from 1.5mm to 12mm and 1/16"-1/2"UNC/F.
Item No. |
Fits Inch Sizes |
Fits Metric Sizes |
Shank DIA. |
Square Size |
T0801 |
No. 1,2,3,4,5,6 |
M1.6, 1.8, 2.0, 2.2, 2.5 |
0.141 |
0.11 |
T0802 |
No. 8 |
M3.0, 3.15, 3.5 |
0.168 |
0.131 |
T0803 |
No. 10 |
M4.0 |
0.194 |
0.152 |
T0804 |
1/4" |
M4.5, 5.0 |
0.255 |
0.191 |
T0805 |
5/16", 7/16" |
M6.0, M6.3 |
0.323 |
0.242 |
T0806 |
3/8" |
M7.0, 8.0 |
0.381 |
0.286 |
T0807 |
1/2" |
M10.0 |
0.367 |
0.275 |
T0808 |
1/8NPT |
M12.0, 12.5 |
0.437 |
0.328 |