1°47 INSLINSL INSERT API Round (for Energy) Applicable toolholder External External S60° S MTVOR-**M.. HS**-MTHOR... STVOR-**M... Threadform IC IC TNMA TNMC 60º 55º On edge Taper External insert Internal insert M Pitch(Reference)TPI mm/mm TPF Designation GradeCoated IC S GradeDesignationCoatedICS (Metric) AH725 AH725 UN (2.54) 10 1/16 0.75 TNMA4310RDEXT(Unified)(3.175)81/160.75TNMA438RDEXT䖃 12.7 4.8 TNMA4310RDINT䖃12.74.8TNMA438RDINT䖃 12.7 4.8䖃12.74.8 (2.54) 10 1/16 0.75 TNMC4310RDEXT 䖃 12.7 4.8 TNMC4310RDINT 䖃 12.7 4.8 W (3.175) 8 1/16 0.75 TNMC438RDEXT 䖃 12.7 4.8 TNMC438RDINT 䖃 12.7 4.8 (Whitworth) BSPT Applicable toolholder (R, PT) S BW External Internal NPT 60° External CLVOR-**M... SI-CLHOR... NPTF S BW TR 1°47’ Internal (Metric, 30º Trapezoidal) Round Full-profile insert (chaser) (DIN405) External insert Internal insert Taper Grade Grade UNJ Pitch TPI(Reference) Designation Coated BW INSL S Breakerpiece Designation Coated BW INSL S Breakerpiece mm/mm TPF AH725 AH725 MJ (3.175) 8 1/16 0.75 CR-8R-3E 䖃 16 15 5.2 CR-8R / 10R-3E / 4E-CBCR-8R-3I 䖃 16 15 5.2 CR-8R / 10R-3I / 4I-CB ACME (2.54) 10 1/16 0.75 CR-10R-3E 䖃 16 15.9 5.2 CR-8R / 10R-3E / 4E-CBCR-10R-3I 䖃 16 15.9 5.2 CR-8R / 10R-3I / 4I-CB (29º Trapezoidal) STUB ACME (29º Trapezoidal) S API 60° Round API Buttress 1°47’API IC Rotary Shoulder Connection Full-profile insert (chaser) External insert Pitch(Reference)TPI Taper GradeDesignationCoatedICS mm/mm TPF AH725 (2.54) 10 1/16 0.75 CNGA-10R-3E 䖃 19.05 6.4 (3.175) 8 1/16 0.75 CNGA-8R-3E 䖃 19.05 6.4 Note: Toolholders need to be customized for these types of inserts. Reference pages: Toolholders → E032 - E041, Standard cutting conditions → E050 䖃 : Line up / 5 pieces per package E028 www.tungaloy.com