1°47’1°47’1°47’ INSLINSL INSERT API Buttress (for Energy industry) Applicable toolholder S S External ExternalMTVOR-**M..HS**-MTHOR... STVOR-**M... Thread 10° 3° form IC IC 60º TNMA TNMC 55º On edge Taper External insert Internal insert M Pitch(Reference) TPI mm/mm TPF Designation GradeCoated IC S GradeDesignationCoatedICS (Metric) AH725 AH725 UN(Unified) (5.08)(5.08) 55 1/12 1 TNMA545B1EXT-FC1/160.75TNMA545B75EXT-FC 䖃 15.875 6.4 TNMA545B1INT-FC䖃15.8756.4TNMA545B75INT-FC䖃15.875 6.4䖃15.8756.4 (5.08) 5 1/12 1 TNMC545B1EXT-FC 䖃 15.875 6.4 TNMC545B1INT-FC 䖃 15.875 6.4 W (5.08) 5 1/16 0.75 TNMC545B75EXT-FC 䖃 15.875 6.4 TNMC545B75INT-FC 䖃 15.875 6.4 (Whitworth) BSPT (R, PT) S BW Applicable toolholder NPT External External InternalCLVOR-**M...SI-CLHOR... NPTF 10° 3° S BW TR Internal (Metric, 30º Trapezoidal) Round(DIN405) Full-profile insert (chaser) External insert Internal insert UNJ Pitch(Reference)TPI Taper Grade GradeDesignationCoatedBWINSLSBreakerpieceDesignationCoatedBWINSLSBreakerpiece MJ mm/mm TPF AH725 AH725 ACME (5.08) 5 1/16 0.75 CR-5B75-4E 䖃 20.4 15.9 5.1 CR-5B75 /5B1-4E-CBCR-5B75-3I 䖃 16 15.8 5.2 CR-8R / 10R-3I / 4I-CB (29º Trapezoidal) STUB ACME (29º Trapezoidal) S API Round API 10° 3° Buttress API IC Rotary Shoulder Connection Full-profile insert (chaser) External insert Pitch(Reference) TPI Taper GradeDesignationCoatedICS mm/mm TPF AH725 (5.08) 5 1/16 0.75 CNGA-5B75-3E 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 E030 www.tungaloy.com