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Grooving & Parting InsertsGrooving & Threading
Grooving & Threading

Grooving & Parting Inserts

Precision groove geometry every cycle

Complete grooving programme — PENTA24N, TDC/TDJ, VNBR, MGMN, MRMN, TGF, GTS, and threading inserts 16ER/IL + 16IR/EL. Widths 1.5–5 mm, groove depths to 25 mm, pitches 0.5–2.25 mm for threading.

Hydraulics & PneumaticsAutomotiveGeneral EngineeringOil & GasAerospace

Technical Specifications

PENTA24N Widths100 / 145 / 150 / 178 / 200, Grade UT925
TDC / TDJ RangeWidths 2 / 3 / 4, Grades UT923/UT925/UT927
MGMN Range150-G to 600-M, Grades UT923/UT925/UN07
MRMN Range200-M to 600-M, Grades UT923/UT925
TGF Range32L/R 075–250, Grades UT923/UT925/UN07
Threading Pitches0.5 – 2.25 mm (16ER/IL + 16IR/EL)

Applications

External grooving — O-ring grooves, thread relief, snap ring grooves
Internal grooving — bore grooves, retaining ring grooves
Face grooving — radial grooves on face of components
Parting off — bar work cut-off on CNC and sliding head lathes
External threading — single-point metric thread turning
Internal threading — single-point metric bore threading

About Grooving & Parting Inserts

PROEDGE stocks seven distinct grooving/parting insert families plus metric threading inserts. PENTA24N provides 5 cutting edges for very economical parting and grooving. TDC/TDJ cover face and external groove widths 2–4 mm. VNBR handles precision V-groove profiles. MGMN and MRMN double-ended inserts deliver two cutting edges for external grooving and parting at widths 1.5–6 mm. TGF tangential inserts suit medium and heavy groove operations. GTS (grooving and turning system) allows both grooving and turning from a single insert. The 16ER/IL and 16IR/EL threading inserts cover all standard metric pitches from 0.5 to 2.25 mm — external and internal.

Key Features

PENTA24N: 5 usable cutting edges per insert — maximum economy for parting
TDC/TDJ: dedicated face and external grooving in 2/3/4 mm widths
VNBR: precision V-notch geometry for profile grooving and chamfer
MGMN/MRMN double-ended: 2 edges per insert — halves cost per groove
TGF tangential: high rigidity for deep grooves and interrupted grooving
16ER/IL + 16IR/EL: full metric pitch range 0.5–2.25 mm for external and internal threading

Grade Selection by Material

Workpiece MaterialRecommended Grades
Steel
UT923UT925
Stainless Steel
UT923UT925UT927
Cast Iron
UT925
Non-Ferrous
UN07

Insert Designations & Grades

PENTA24N
PENTA24N
DesignationDescriptionGrades
PENTA24N1005-edge parting insert, 1.0 mm width
UT925
PENTA24N1455-edge parting insert, 1.45 mm width
UT925
PENTA24N1505-edge parting insert, 1.5 mm width
UT925
PENTA24N1785-edge parting insert, 1.78 mm width
UT925
PENTA24N2005-edge parting insert, 2.0 mm width
UT925
TDC
TDC
DesignationDescriptionGrades
TDC 2Face/external grooving, 2 mm width
UT923UT925UT927
TDC 3Face/external grooving, 3 mm width
UT923UT925UT927
TDC 4Face/external grooving, 4 mm width
UT923UT925UT927
TDJ
TDJ
DesignationDescriptionGrades
TDJ 2Face/external grooving, 2 mm width
UT923UT925UT927
TDJ 3Face/external grooving, 3 mm width
UT923UT925UT927
TDJ 4Face/external grooving, 4 mm width
UT923UT925UT927
VNBR
VNBR
DesignationDescriptionGrades
VNBR 0311-01SV-notch grooving insert, small
UT923UT925
VNBR 0311-02SV-notch grooving insert
UT923UT925
VNBR 0420-02SV-notch grooving insert, large
UT923UT925
MGMN
MGMN
DesignationDescriptionGrades
MGMN 150-GDouble-ended grooving, 1.5 mm width
UT923UT925UN07
MGMN 200-MDouble-ended grooving, 2.0 mm width
UT923UT925UN07
MGMN 300-MDouble-ended grooving, 3.0 mm width
UT923UT925UN07
MGMN 400-MDouble-ended grooving, 4.0 mm width
UT923UT925UN07
MGMN 500-MDouble-ended grooving, 5.0 mm width
UT923UT925UN07
MGMN 600-MDouble-ended grooving, 6.0 mm width
UT923UT925UN07
MRMN
MRMN
DesignationDescriptionGrades
MRMN 200-MFull-radius double-ended, 2.0 mm width
UT923UT925
MRMN 300-MFull-radius double-ended, 3.0 mm width
UT923UT925
MRMN 400-MFull-radius double-ended, 4.0 mm width
UT923UT925
MRMN 500-MFull-radius double-ended, 5.0 mm width
UT923UT925
MRMN 600-MFull-radius double-ended, 6.0 mm width
UT923UT925
TGF
TGF
DesignationDescriptionGrades
TGF 32L/R 075Tangential grooving, 0.75 mm width
UT923UT925UN07
TGF 32L/R 150Tangential grooving, 1.5 mm width
UT923UT925UN07
TGF 32L/R 200Tangential grooving, 2.0 mm width
UT923UT925UN07
TGF 32L/R 250Tangential grooving, 2.5 mm width
UT923UT925UN07
GTS
GTS
DesignationDescriptionGrades
GTS 1.0Grooving & turning system, 1.0 mm
UT923
GTS 1.5Grooving & turning system, 1.5 mm
UT923
GTS 2.0Grooving & turning system, 2.0 mm
UT923
GTS 2.5Grooving & turning system, 2.5 mm
UT923
GTS 3.0Grooving & turning system, 3.0 mm
UT923
GTS 3.5Grooving & turning system, 3.5 mm
UT923
GTS 3.9Grooving & turning system, 3.9 mm
UT923
16ER/IL
16ER/IL
DesignationDescriptionGrades
16ER/IL 0.5External threading insert, pitch 0.5 mm
UT923UT925
16ER/IL 0.75External threading insert, pitch 0.75 mm
UT923UT925
16ER/IL 1.0External threading insert, pitch 1.0 mm
UT923UT925
16ER/IL 1.25External threading insert, pitch 1.25 mm
UT923UT925
16ER/IL 1.5External threading insert, pitch 1.5 mm
UT923UT925
16ER/IL 1.75External threading insert, pitch 1.75 mm
UT923UT925
16ER/IL 2.0External threading insert, pitch 2.0 mm
UT923UT925
16ER/IL 2.25External threading insert, pitch 2.25 mm
UT923UT925
16IR/EL
16IR/EL
DesignationDescriptionGrades
16IR/EL 0.5Internal threading insert, pitch 0.5 mm
UT923UT925
16IR/EL 0.75Internal threading insert, pitch 0.75 mm
UT923UT925
16IR/EL 1.0Internal threading insert, pitch 1.0 mm
UT923UT925
16IR/EL 1.25Internal threading insert, pitch 1.25 mm
UT923UT925
16IR/EL 1.5Internal threading insert, pitch 1.5 mm
UT923UT925
16IR/EL 1.75Internal threading insert, pitch 1.75 mm
UT923UT925
16IR/EL 2.0Internal threading insert, pitch 2.0 mm
UT923UT925
16IR/EL 2.25Internal threading insert, pitch 2.25 mm
UT923UT925

Contact PROEDGE International for current stock availability and pricing on specific designations.

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