B

A PI Round (fo r En e rg y)

Fo r to o l-rotating machines

C

60° S BW

D 1°47’

Full-profile insert (chaser)

TaperExternal insertE
PitchGrade
TPImm/
(Reference)TPFCoated DesignationBWINSLSBreakerpiece
mm
AH725
(3.175)81/160.75CR-8R-3E #11614.75.2TD39318R-1-CBW/CAVITY
(3.175)81/160.75CR-8R-3E #21614.95.2TD39328R-2-CBW/CAVITYF
(3.175)81/160.75CR-8R-3E #316155.2TD39338R-3-CBW/CAVITY
Note: Toolholders need to be customized for these types of inserts.
A PI Buttress (fo r Energy ind u str y)G
Applicable toolholder
PDXExternalInternal
Insert size

22 CER/L**22... TSNR/L**22

SNR/L**22... TCNR/L**22... H CNR/L**22... 10° 3°

IC

Right hand (R) for external threading

Full-profile insert I

External insert Internal insert

Pitch Grade Grade

(Reference)DesignationCoatedICPDXPDYDesignationCoatedICPDXPDY
AH725AH725
22 (5.08) 5 R22ER5BAPI12.73.722.222IR5BAPI12.73.452.2J
Applicable toolholder
ExternalInternal

MTVNR**M5 HS**-LNFR... K

10° IC 3° S Right hand (R) for external threading L

Full-profile insert (single side)

Taper External insert Internal insert

PitchGradeGrade
TPI
(Reference)mm/mmTPFDesignationCoatedICSDesignationCoatedICS
AH725AH725M
(5.08)51/160.75L535B75EXT-FC15.8754.8L535B75INT-FC15.8754.8
(5.08)51/121L535B1EXT-FC15.8754.8L535B1INT-FC15.8754.8