Threading TN6010–TN60103607648TN60103636550 TN60253607850TN6025–TN6025– THM–THM–THM– TopThread™ Threading Inserts P ⅷ ⅷ M ⅷ ⅷ ⅷ first choice K ⅷ ⅷ ࠗ ࠗ alternate choice N ࠗ ࠗ ⅷ S ⅷ ⅷ ⅷ UNJ External H ࠗ „NJP insert external thread internal thread external internal catalogue number RC E size pitch mm pitch mm TPI TPI right hand NJP3014R12 0,33 2,49 3 — — 12 — UNJ External „NJK insert external thread internal thread external internal catalogue number RC E size pitch mm pitch mm TPI TPI right hand NJK3008R20 0,20 3,58 3 — — 20 — 30° 30° 90° 1°47' NPT „NDC-V insert catalogue number RC E size TPI TPF right hand NDC3115VR75 0,10 3,66 3 11.5 .750 F18 widia.com