Typical Dimensional & Torque Specifications of TORX Tools
For use with Internal Socket Head Type TORX Screws
View All Wiha Standard Torx Tools
Size Inch
P to P Metric
P to P Maximum Torque Range
T1 .031 .81mm .02 to .03 Nm
T2 .036 .93mm .07 to .09 Nm
T3 .046 1.10mm .14 to .18 Nm
T4 .050 1.28mm .22 to .28 Nm
T5 .055" 1.42 mm .43 to .51 Nm
T6 .066" 1.70 mm .75 to .9 Nm
T7 .078" 1.99 mm 1.4 to 1.7 Nm
T8 .090" 2.31 mm 2.2 to 2.6 Nm
T9 .098" 2.50 mm 2.8 to 3.4 Nm
T10 .107" 2.74 mm 3.7 to 4.5 Nm
T15 .128" 3.27 mm 6.4 to 7.7 Nm
T20 .151" 3.86 mm 10.5 to 12.7 Nm
T25 .173" 4.43 mm 15.9 to 19 Nm
T27 .195" 4.99 mm 22.5 to 26.9 Nm
T30 .216" 5.52 mm 31.1 to 37.4 Nm
T40 .260" 6.65 mm 54.1 to 65.1 Nm
T45 .306" 7.82 mm 86 to 103.2 Nm
T50 .346" 8.83 mm 132 to 158 Nm
T55 .440" 11.22 mm 218 to 256 Nm
T60 .519 13.25 mm 379 to 445 Nm
T70 .610 15.51 mm 630 t0 700 Nm
T80 .690 17.54 mm 943 to 1048 Nm
T90 .784 19.92 mm 1334 to 1483 Nm
T100 .871 22.13 mm 1843 to 2048 Nm
