® Mill-Thread Solid Carbide ISO With relieved neck and internal coolant bore Tools for Internal Thread Grade P M K N S H MT7      ≤ 47 HRc Pitch Mmmfine Ordering Code d D No. ofFlutes l1 I L 1.0 ø ≥ 12 MTQ 1010 D32 1.0 ISO 10 10.0 4 18.0 32.0 73 1.0 ø ≥ 14 MTQ 1212 D38 1.0 ISO 12 12.0 4 21.0 38.0 84 1.0 ø ≥ 18 MTQ 1616 F45 1.0 ISO 16 16.0 6 26.0 45.0 105 1.5 ø ≥ 13 MTQ 1010 D30 1.5 ISO 10 10.0 4 18.0 30.0 73 1.5 ø ≥ 15 MTQ 1212 D34 1.5 ISO 12 12.0 4 19.5 34.5 84 1.5 ø ≥ 19 MTQ 1616 F43 1.5 ISO 16 16.0 6 25.5 43.5 105 1.5 ø ≥ 23 MTQ 2020 F60 1.5 ISO 20 20.0 6 36.0 60.0 105 2.0 ø ≥ 16 MTQ 1212 D42 2.0 ISO 12 12.0 4 24.0 42.0 84 2.0 ø ≥ 20 MTQ 1616 E45 2.0 ISO 16 16.0 5 26.0 45.0 105 2.0 ø ≥ 24 MTQ 2020 F56 2.0 ISO 20 20.0 6 34.0 56.0 105 3.0 ø ≥ 22 MTQ 1616 D45 3.0 ISO 16 16.0 4 30.0 45.0 105 3.0 ø ≥ 26 MTQ 2020 E54 3.0 ISO 20 20.0 5 33.0 54.0 105 3.5 ø ≥ 26 MTQ 2020 D45 3.5 ISO 20 20.0 4 28.0 45.5 105 4.0 ø ≥ 31 MTQ 2525 D64 4.0 ISO 25 25.0 4 40.0 64.0 160 Order example: MTQ 1010 D30 1.5 ISO MT7 First choice Alternative For small thread mills see pages B09-3, 4, 11, 15, 17 and B11-3, 6 B08-6