Threading D1D1 PDX CarbidePVDPR1115 CermetTC60 Applicable toolholder Threading inserts 30° type (Trapezoidal) External threading / 30° partial profile Carbon steel / Alloy steel N P Stainless steel N M Cast iron K Non-ferrous metals N Applicablethread Dimension (mm) Insert Description TrPitch IC S D1 RE Thread angle (°) Profile type - mm IC PNA 16ER 200TR300TR 23 9.525 3.68 4 0.2 1.6 30 Partial N NprofileNN RE REPDXS J24, J25, J26 IC PNA 22ER 400TR500TR 45 12.7 4.9 4.85 0.2 2.5 30 Partial N NprofileNN RE REPDXS Right-hand shown Applicable toolholders Applicable threads Insert description Applicable toolholders M : Metric R, Rc (PT) (BSPT) : Tapered Pipe UN : Unified W : Whitworth J 16ER... KTNR..-16(JCT) / KTNSR..-16S..-KTNL16 Applicable Thread UNF : Unified Fine Thread NPT : American National Tapered PipeG (PF) : Parallel PipeTr : 30˚ Trapezoidal 22ER... KTNR..-22 Threading inserts are sold TC60 (Threading) are in 5 piece boxes sold in 10 piece boxes Recommended cutting conditions: J38 N : Standard item R : Right hand only L : Left hand only U : Check availability Number of passes and depth of cuts: J43 J22