High-Performance Grooving Carbide Inserts






These inserts can cut grooves on both the outside and inside of a workpiece depending on the holder used. They are compatible with top-notch style threading and grooving systems, which use a highly-rigid clamping design, resulting in a smoother finish and superior tool life. When the first cutting edge dulls, flip the insert to use the second edge.
Pair a right-hand insert with a right-hand external holder or a left-hand internal holder.
Pair a left-hand insert with a left-hand external holder or a right-hand internal holder.
Groove | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Insert Code | For External Holder Code | For Internal Holder Code | Wd. | Dp. | Thick. | Tip Radius | O'all Ht. | For Use On | Each | |
AC3 Carbide | ||||||||||
Right Hand | ||||||||||
G-3031R | ASR-103B, SR-123B, SR-163D | A16-EL3, A24-EL3 | 0.031" | 0.05" | 0.195" | 0.005" | 0.344" | Brass, Bronze, Cast Iron, Stainless Steel | 000000 | 000000 |
G-3062R | ASR-103B, SR-123B, SR-163D | A16-EL3, A24-EL3 | 0.062" | 0.12" | 0.195" | 0.010" | 0.344" | Brass, Bronze, Cast Iron, Stainless Steel | 000000 | 00000 |
G-3094R | ASR-103B, SR-123B, SR-163D | A16-EL3, A24-EL3 | 0.094" | 0.18" | 0.195" | 0.010" | 0.344" | Brass, Bronze, Cast Iron, Stainless Steel | 0000000 | 00000 |
G-3125R | ASR-103B, SR-123B, SR-163D | A16-EL3, A24-EL3 | 1/8" | 0.18" | 0.195" | 0.010" | 0.344" | Brass, Bronze, Cast Iron, Stainless Steel | 0000000 | 00000 |
Left Hand | ||||||||||
G-3031L | ASL-103B, SL-123B, SL-163D | A16-ER3, A24-ER3 | 0.031" | 0.05" | 0.195" | 0.005" | 0.344" | Brass, Bronze, Cast Iron, Stainless Steel | 000000 | 00000 |
G-3062L | ASL-103B, SL-123B, SL-163D | A16-ER3, A24-ER3 | 0.062" | 0.12" | 0.195" | 0.010" | 0.344" | Brass, Bronze, Cast Iron, Stainless Steel | 000000 | 00000 |
G-3094L | ASL-103B, SL-123B, SL-163D | A16-ER3, A24-ER3 | 0.094" | 0.18" | 0.195" | 0.010" | 0.344" | Brass, Bronze, Cast Iron, Stainless Steel | 0000000 | 00000 |
G-3125L | ASL-103B, SL-123B, SL-163D | A16-ER3, A24-ER3 | 1/8" | 0.18" | 0.195" | 0.010" | 0.344" | Brass, Bronze, Cast Iron, Stainless Steel | 0000000 | 00000 |
AC50 Carbide | ||||||||||
Right Hand | ||||||||||
G-3031R | ASR-103B, SR-123B, SR-163D | A16-EL3, A24-EL3 | 0.031" | 0.05" | 0.195" | 0.005" | 0.344" | Steel | 000000 | 00000 |
G-3062R | ASR-103B, SR-123B, SR-163D | A16-EL3, A24-EL3 | 0.062" | 0.12" | 0.195" | 0.010" | 0.344" | Steel | 000000 | 00000 |
G-3094R | ASR-103B, SR-123B, SR-163D | A16-EL3, A24-EL3 | 0.094" | 0.18" | 0.195" | 0.010" | 0.344" | Steel | 000000 | 00000 |
G-3125R | ASR-103B, SR-123B, SR-163D | A16-EL3, A24-EL3 | 1/8" | 0.18" | 0.195" | 0.010" | 0.344" | Steel | 0000000 | 00000 |
Left Hand | ||||||||||
G-3031L | ASL-103B, SL-123B, SL-163D | A16-ER3, A24-ER3 | 0.031" | 0.05" | 0.195" | 0.005" | 0.344" | Steel | 000000 | 00000 |
G-3062L | ASL-103B, SL-123B, SL-163D | A16-ER3, A24-ER3 | 0.062" | 0.12" | 0.195" | 0.010" | 0.344" | Steel | 000000 | 00000 |
G-3094L | ASL-103B, SL-123B, SL-163D | A16-ER3, A24-ER3 | 0.094" | 0.18" | 0.195" | 0.010" | 0.344" | Steel | 0000000 | 00000 |
G-3125L | ASL-103B, SL-123B, SL-163D | A16-ER3, A24-ER3 | 1/8" | 0.18" | 0.195" | 0.010" | 0.344" | Steel | 0000000 | 00000 |
High-Performance Threading Carbide Inserts








Install these inserts into a matching holder to cut external or internal threads on a workpiece. They are compatible with top-notch style threading, which uses a highly-rigid clamping design, resulting in a smoother finish and superior tool life. When the first point dulls, flip the insert to use the second point.
60° V-thread inserts cut a range of UN thread types and sizes.
NPT thread inserts efficiently machine full-profile NPT threads.
Pair a right-hand insert with a right-hand external holder or a left-hand internal holder. Pair a left-hand insert with a left-hand external holder or a right-hand internal holder.
For technical drawings and 3-D models, click on a part number.
Thread | Threads Per Inch | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Insert Code | For External Holder Code | For Internal Holder Code | Type | Shape | Angle | External | Internal | Thick. | Tip Radius | O'all Ht. | For Use On | Each | |
AC3 Carbide | |||||||||||||
Right Hand | |||||||||||||
T-3R | ASR-103B SR-123B SR-163D | A16-EL3 A24-EL3 | UNC UNS UNF | V | 60° | 6 to 20 | 5 to 12 | 0.195" | 0.008" | 0.344" | Brass, Bronze, Cast Iron, Stainless Steel | 0000000 | 000000 |
T-2R | ASR-082D SR-122B SR-62 | A08-EL2 A12-EL2 | UNC UNS UNF | V | 60° | 8 to 36 | 7 to 20 | 0.15" | 0.004" | 0.219" | Brass, Bronze, Cast Iron, Stainless Steel | 0000000 | 00000 |
DC-3-8VR75 | ASR-103B SR-123B SR-163D | A16-EL3 A24-EL3 | NPT | __ | __ | 8 | 8 | 0.195" | 0.005" | 0.344" | Brass, Bronze, Cast Iron, Stainless Steel | 0000000 | 00000 |
DC-3-27VR75 | ASR-103B SR-123B SR-163D | A16-EL3 A24-EL3 | NPT | __ | __ | 27 | 27 | 0.195" | 0.002" | 0.344" | Brass, Bronze, Cast Iron, Stainless Steel | 0000000 | 00000 |
DC-3-18VR75 | ASR-103B SR-123B SR-163D | A16-EL3 A24-EL3 | NPT | __ | __ | 18 | 18 | 0.195" | 0.002" | 0.344" | Brass, Bronze, Cast Iron, Stainless Steel | 0000000 | 00000 |
DC-3-14VR75 | ASR-103B SR-123B SR-163D | A16-EL3 A24-EL3 | NPT | __ | __ | 14 | 14 | 0.195" | 0.004" | 0.344" | Brass, Bronze, Cast Iron, Stainless Steel | 0000000 | 00000 |
DC-3-115VR75 | ASR-103B SR-123B SR-163D | A16-EL3 A24-EL3 | NPT | __ | __ | 11 1/2 | 11 1/2 | 0.195" | 0.004" | 0.344" | Brass, Bronze, Cast Iron, Stainless Steel | 0000000 | 00000 |
Left Hand | |||||||||||||
T-3L | ASL-103B SL-123B SL-163D | A16-ER3 A24-ER3 | UNC UNS UNF | V | 60° | 6 to 20 | 5 to 12 | 0.195" | 0.008" | 0.344" | Brass, Bronze, Cast Iron, Stainless Steel | 0000000 | 00000 |
T-2L | ASL-082D SL-122B SL-62 | A08-ER2 A12-ER2 | UNC UNS UNF | V | 60° | 8 to 36 | 7 to 20 | 0.15" | 0.004" | 0.219" | Brass, Bronze, Cast Iron, Stainless Steel | 0000000 | 00000 |
DC-3-8VL75 | ASL-103B SL-123B SL-163D | A16-ER3 A24-ER3 | NPT | __ | __ | 8 | 8 | 0.195" | 0.005" | 0.344" | Brass, Bronze, Cast Iron, Stainless Steel | 0000000 | 00000 |
DC-3-27VL75 | ASL-103B SL-123B SL-163D | A16-ER3 A24-ER3 | NPT | __ | __ | 27 | 27 | 0.195" | 0.002" | 0.344" | Brass, Bronze, Cast Iron, Stainless Steel | 0000000 | 00000 |
DC-3-18VL75 | ASL-103B SL-123B SL-163D | A16-ER3 A24-ER3 | NPT | __ | __ | 18 | 18 | 0.195" | 0.002" | 0.344" | Brass, Bronze, Cast Iron, Stainless Steel | 0000000 | 00000 |
DC-3-14VL75 | ASL-103B SL-123B SL-163D | A16-ER3 A24-ER3 | NPT | __ | __ | 14 | 14 | 0.195" | 0.004" | 0.344" | Brass, Bronze, Cast Iron, Stainless Steel | 0000000 | 00000 |
DC-3-115VL75 | ASL-103B SL-123B SL-163D | A16-ER3 A24-ER3 | NPT | __ | __ | 11 1/2 | 11 1/2 | 0.195" | 0.004" | 0.344" | Brass, Bronze, Cast Iron, Stainless Steel | 0000000 | 00000 |
AC50 Carbide | |||||||||||||
Right Hand | |||||||||||||
T-3R | ASR-103B SR-123B SR-163D | A16-EL3 A24-EL3 | UNC UNS UNF | V | 60° | 6 to 20 | 5 to 12 | 0.195" | 0.008" | 0.344" | Steel | 0000000 | 00000 |
T-2R | ASR-082D SR-122B SR-62 | A08-EL2 A12-EL2 | UNC UNS UNF | V | 60° | 8 to 36 | 7 to 20 | 0.15" | 0.004" | 0.219" | Steel | 0000000 | 00000 |
Left Hand | |||||||||||||
T-3L | ASL-103B SL-123B SL-163D | A16-ER3 A24-ER3 | UNC UNS UNF | V | 60° | 6 to 20 | 5 to 12 | 0.195" | 0.008" | 0.344" | Steel | 0000000 | 00000 |
T-2L | ASL-082D SL-122B SL-62 | A08-ER2 A12-ER2 | UNC UNS UNF | V | 60° | 8 to 36 | 7 to 20 | 0.15" | 0.004" | 0.219" | Steel | 0000000 | 00000 |