THREADING Number of Passes WF RE WF2 Breaker WF WF2 Number of Passes THREADING MICRO-MINI TWIN y CT STANDARD DMIN PDX PDX DCON H LU LF PDX PDX CDX PNA 60° Stock Threads Dimensions (mm) Order Number Micro GrainCarbideCoatedTF15VP15TF Metric Screw Unified Coarse ScrewThreadPitch(mm)ThreadPitch (thread/inch) DMINREDCONLFLUCDX WF PDX WF2 H CT0305RS-M4 a a Without > M4 0.5 ─1.0 > NO.8-32UNC 36 ─24 3 0.03 3 50 5.2 6 1.3 0.6 1.2 2.7 CT03RS-M4CT03RS-M4B a a Without > M4 0.5 ─1.0 36 ─24 3 0.03 3 50 10.2 6 1.3 0.6 1.2 2.7aaWith> M40.5 ─1.0> NO.8-36UNF36 ─2430.0335010.261.30.61.22.7 CT0407RS-M6 a a Without > M6 0.75 ─1.25 > 1/4-20UNC 28 ─20 4.5 0.05 4 60 7.6 7 1.8 0.8 1.7 3.6 CT04RS-M6CT04RS-M6B aa aa Without > M6With> M60.75 ─1.250.75 ─1.25> 1/4-28UNF 28 ─2028 ─204.5 0.054.50.05446015.6 7 1.8 0.8 1.7 3.66015.671.80.81.73.6 CT0511RS-M8 a a Without > M8 0.75 ─1.5 > 5/16-18UNC 24 ─18 6 0.05 5 70 11 8 2.3 1 2.2 4.5 CT05RS-M8CT05RS-M8B aa aa Without > M8 0.75 ─1.5With> M80.75 ─1.5> 5/16-24UNF 24 ─1824 ─1866 0.05 5 70 210.05570218 2.3 1 2.2 4.582.312.24.5 CT0611RS-M10 a a Without > M10 0.75 ─1.75 > 3/8-16UNC 24 ─16 7 0.05 6 75 11 8 2.8 1 2.2 5.4 CT06RS-M10 aCT06RS-M10Baaa Without > M10 0.75 ─1.75With> M100.75 ─1.75> 3/8-24UNF 24 ─1624 ─1677 0.05 6 75 210.05675218 2.8 1 2.2 5.482.812.25.4 THREAD PITCH FOR THE CT TYPE G Metric Thread Unified Thread Order Number P (mm) P (thread/inch) 0.50 0.70 0.75 0.80 1.00 1.25 1.50 1.75 36 32 28 24 20 18 16 CT03RS-M4/M4B u u u u u ─ ─ ─ u u u u ─ ─ ─ CT04RS-M6/M6B ─ ─ u ─ u u ─ ─ ─ ─ u u u ─ ─ CT05RS-M8/M8B ─ ─ u ─ u u u ─ ─ ─ ─ u u u ─ CT06RS-M10/M10B ─ ─ u ─ u u u u ─ ─ ─ u u u u Note 1) For internal threads that are larger than the minimum diameter of the Micro Mini Twin (CT type) it is possible to machining the above thread pitches. For the minimum diameter please refer to the standards. DEPTH OF CUT FOR THE CT TYPE a Metric Thread a Unified Thread P (pitch) 0.5 0.7 0.75 0.8 1 1.25 1.5 1.75 P (thread/inch) 36 32 28 24 20 18 16 D.O.C. (mm) 0.3 0.43 0.46 0.44 0.49 0.62 0.6 0.76 0.92 1.09 D.O.C. (inch) .0169 .0193 .0220 .0213 .0260 .0252 .0307 .0343 .0386 Re* (Corner radius) 0.03 0.03 0.03 0.05 0.03 0.03 0.05 0.05 0.05 0.05 Re* (Corner radius) .0012 .0012 .0012 .0020 .0012 .0020 .0020 .0020 .0020 1 0.06 0.06 0.06 0.06 0.06 0.07 0.07 0.07 0.07 0.07 1 .0024 .0024 .0028 .0024 .0028 .0028 .0028 .0028 .0028 2 0.05 0.06 0.06 0.06 0.06 0.07 0.07 0.07 0.07 0.07 2 .0024 .0024 .0024 .0024 .0028 .0028 .0028 .0028 .0028 3 0.05 0.06 0.06 0.05 0.06 0.06 0.06 0.07 0.07 0.07 3 .0024 .0024 .0024 .0024 .0024 .0024 .0028 .0028 .0028 4 0.04 0.05 0.05 0.05 0.05 0.06 0.06 0.07 0.07 0.07 4 .0020 .0020 .0024 .0020 .0024 .0024 .0024 .0028 .0028 5 0.04 0.05 0.05 0.05 0.05 0.05 0.06 0.06 0.07 0.07 5 .0020 .0020 .0020 .0020 .0024 .0024 .0024 .0028 .0028 6 0.03 0.04 0.04 0.04 0.04 0.05 0.05 0.06 0.06 0.07 6 .0016 .0016 .0020 .0020 .0020 .0020 .0024 .0024 .0024 7 0.03 0.04 0.04 0.04 0.04 0.05 0.05 0.06 0.06 0.06 7 .0016 .0016 .0016 .0016 .0020 .0020 .0024 .0024 .0024 8 0.04 0.04 0.03 0.04 0.04 0.04 0.05 0.06 0.06 8 .0016 .0016 .0016 .0016 .0016 .0020 .0020 .0024 .0024 9 0.03 0.03 0.03 0.03 0.04 0.04 0.05 0.05 0.06 9 .0012 .0012 .0016 .0016 .0016 .0016 .0020 .0020 .0024 10 0.03 0.03 0.03 0.04 0.04 0.05 0.05 0.06 10 .0012 .0012 .0012 .0016 .0016 .0020 .0020 .0024 11 0.03 0.03 0.03 0.04 0.05 0.05 11 .0012 .0012 .0012 .0012 .0012 .0016 .0020 .0020 12 0.03 0.03 0.04 0.05 0.05 12 .0012 .0012 .0012 .0012 .0016 .0020 .0020 13 0.03 0.04 0.04 0.05 13 .0012 .0012 .0016 .0016 .0020 14 0.03 0.04 0.05 14 .0012 .0012 .0016 .0016 15 0.04 0.04 15 .0012 .0012 .0016 16 0.04 0.04 16 .0012 .0016 17 0.03 0.04 17 .0012 18 0.04 18 .0012 19 0.04 19 20 0.03 20 * Even though the pitch and CT03RS-M4B the maybe corner the same, the radius is 0.03 depth of cut varies according to mm(.0012 inch), for other types the it is corner radius. For the 0.05 mm(.0020 inch). Micro Mini For further Twin CT type CT03RS-M4, details please refer to the standards section. a : USA Stock G034