Solid Threading Endmills for Internal Thread with Coolant Hole in the Flutes Solid Threading Endmills for Internal Thread with Coolant Hole in the Flutes ISO 60°METRIC W 55°WHIT WORTH (BSW.BSF,BSP, BSB) ap ap P >i \< P D —— dh6 D —= dh6 15\ 15\ 1/8P Screw R0.137P Screw •Application: General engineering •Application: General engineering fittings and pipe couplings Designation Pitch(mm) M coarse Mfine Dimension (mm)dD ap L No.of flutes Dimension (mm)DesignationTPIBSPdDapLNo.of flutesSMTZ08078C14 28 W28G1/887.814.1643 SMTZ 1010D21 1.50 ISO 1.50 cp >14 10 10.0 21.8 73 4 1010D16 19 W 19 G1/4-3/8 10 10.0 16.7 73 4 1212D26 1.50 ISO 1.50 cp >16 12 12.0 26.3 84 4 1616E26 14 W 14 G1/2-7/8 16 16.0 26.3 101 5 1616D38 11 W 11 G>1 16 16.0 38.1 101 4 1616E33 1.50 ISO 1.50 cp >20 16 16.0 33.8 101 5 1009C20 1.75 ISO 1.75 M12 cp >12 10 9.0 20.1 73 3 1009C28 1.75 ISO 1.75 M12 cp >12 10 9.0 28.9 73 3 NPT60°NATIOANL PIPE 1010C27 2.00 ISO 2.00 M14 cp >15 10 10.0 27.0 73 3 12118D27 2.00ISO 2.00 M16 q) >17 12 11.8 27.0 84 4 1615E33 2.50 ISO 2.00 M20 cp >22 16 15.0 33.8 101 5 ap UN 60°AMERICAN UN (UNC UNF UNEF UNS) D dh6 107 90°(* Taper 1:16 15\ 108 •Application: Steam, gas and water pipes ap D dh6 Designation TPI NPT Dimension (mm)dD ap L No.of flutes 1/8P Screw 15\ SMTZ 08076C10 27 NPT 27 1/8 8 7.6 10.8 64 3 •Application: General engineering 1010D16 18 NPT 18 1/4-3/8 10 10.0 16.2 73 4 16155D22 14 NPT 14 1/2-3/4 16 15.5 22.7 105 4 Designation TPI UNC UNF UNEF Dimension (mm)dD ap L No.offlutes BSPT 55°BRITISH STANDARD PIPE ap SMTZ 1010D22 20 UN 20 1/2 10 10.0 22.3 73 4 1212E27 20 UN 20 3 / 4 -1 12 12.0 27.3 84 506056C14 18 UN185/1665.614.8583 SBH ntt-D 1 *5?L dh6 12113D26 18 UN 18 9/16-5/8 11/ 8 -1 5 / 8 12 11.3 26.1 84 408067C16 16 UN163/886.716.7643 90 /1RO137PT f' Screw •Application: Steam, gas and water pipes 1212D31 16 UN 16 3/4 12 12.0 31.0 84 4 08077C20 14 UN 14 7/16 8 7.7 20.9 64 3 1616E37 14 UN 14 7/8 16 16.0 37.2 105 510092C22 13 UN131/2109.222.5733 Designation TPI BSPT Dimension (mm)dD ap L No.of flutes 12105C26 12 UN 12 9/16 12 10.5 26.5 84 3 SMTZ 08078C14 28 BSPT 28 RC1/8 8 7.8 14.1 64 3 1010D16 19 BSPT 19 RC1/4-3/8 10 10.0 16.7 73 4 12114C28 11 UN 11 5/8 12 11.4 28.9 84 3 1616E26 14 BSPT 14 RC1/2-7/8 16 16.0 26.3 101 5 16144D34 10 UN 10 3/4 16 14.4 34.3 101 4 1616D28 11 BSPT 11 RC1-2 16 16.0 38.1 101 4