T-SLOT PREFORM BLANKS THREAD SIZE T05, T06, T08 AND T10 D Ts D1 Torx® W GRADES P M K N (K) S (M) H (P/K) IN30M + + + + + o + Good o Bad D Ts D1 Number Nominal Part W Thread Hub of Diameter Number Width Size Diameter Torx Teeth .551 18T14019TQRS000 .075 T05 .320 T20 6 .551 18T14028TQRS000 .110 T05 .320 T20 6 .551 18T14033TQRS000 .130 T05 .320 T20 6 .551 18T14043TQRS000 .169 T05 .320 T20 6 .641 18T16323T6RS000 .090 T06 .364 T20 6 .641 18T16333T6RS000 .130 T06 .364 T25 6 .641 18T16343T6RS000 .169 T06 .364 T25 6 .762 18T19439T8RS000 .149 T08 .480 T30 6 .762 18T19444T8RS000 .173 T08 .480 T30 6 .762 18T19451T8RS000 .200 T08 .480 T30 6 .762 18T19467T8RS000 .263 T08 .480 T30 6 .779 18T19844T8RS000 .173 T08 .480 T30 6 .779 18T19854T8RS000 .212 T08 .480 T30 6 .779 18T19863T8RS000 .251 T08 .480 T30 6 .919 18T23453T8RS000 .208 T08 .480 T40 6 .919 18T23463T8RS000 .248 T08 .480 T40 6 .919 18T23483T8RS000 .327 T08 .480 T40 6 .919 18T23499T8RS000 .387 T08 .480 T40 6 1.015 18T25826TRRS000 .102 T10 .630 T50 6 1.015 18T25840TRRS000 .157 T10 .630 T50 6 1.015 18T25850TRRS000 .197 T10 .630 T50 6 1.015 18T25866TRRS000 .260 T10 .630 T50 6 1.015 18T25883TRRS000 .327 T10 .630 T50 6 1.015 18T25899TRRS000 .390 T10 .630 T50 6 1.125 18T28628TRRS000 .110 T10 .630 T40 6 1.125 18T28636TRRS000 .141 T10 .630 T40 6 1.125 18T28656TRRS000 .220 T10 .630 T40 6 1.125 18T28610TRRS000 .405 T10 .630 T40 6 Allow up to .015" on diameter for grind stock. Operating guidelines on page 410. 429