Sumitomo General Catalog 2025-2026

· Stable chip control through use of a 3D molded breaker · Large lineup of inserts with a wiper edge

M UNC/UNF NPT NPTF M UNC/UNF NPT NPTF M UNC/UNF NPT NPTF M UNC/UNF NPT NPTF M UNC/UNF NPT NPTF M UNC/UNF NPT NPTF M UNC/UNF NPT NPTF M UNC/UNF NPT NPTF M UNC/UNF NPT NPTF NPT NPTF M UNC/UNF NPT NPTF

W G/Rp/W R/Rc UNJ W G/Rp/W R/Rc UNJ W G/Rp/W R/Rc UNJ W G/Rp/W R/Rc UNJ W G/Rp/W R/Rc UNJ W G/Rp/W R/Rc UNJ W G/Rp/W R/Rc UNJ W G/Rp/W R/Rc UNJ W G/Rp/W R/Rc UNJ R/Rc UNJ W G/Rp/W R/Rc UNJ

Threading Tools Product Range ■ External Threading Tools ĺ F75

LTE/ STE

Features · Range of lever lock holders with strong clamping force (shank size □ 25 to 32mm ) and screw-on type holders (shank size □ 12 to 16mm ) · M-Class at-mounted 3-corner insert is economical · Range of cermet grades · Stable chip control with incorporated chipbreaker · Adopts a at 3-corner insert. Ground cutting edge ank produces superior machined surface with sharp cutting edge · Stable chip control through use of a 3D molded breaker · Large lineup of inserts with a wiper edge · Range of lever lock holders with strong clamping force (shank size □ 25 to 32mm ) and screw-on type holders (shank size □ 12 to 16mm ) · M-Class at-mounted 3-corner insert is economical · Range of cermet grades · Stable chip control with incorporated chipbreaker · 2-corner type insert adopted for large-pitch threading of 3 to 6mm · Range of 11 to 4.5 TPI tools for 55° apex angle · Strong clamping through use of clamp · 3-corner vertically-mounted G-class insert with excellent sharpness has been adopted · The □ 20mm and □ 25mm square shanks are the strong drawing pin type, · For a small lathe with a shank size of □ 20mm or less · 2-corner vertically-mounted insert enables space-saving threading · 3-corner vertically-mounted G-class insert with excellent sharpness has been adopted · The □ 20mm and □ 25mm square shanks are the strong drawing pin type, and □ 12mm and □ 16mm shanks are the screw-on type · Range of cermet grades for inserts without a wiper edge

Structure

Applicable Thread Symbol

Series

Appearance

ĺ F74, F75

SSTE THE

ĺ F75 F96

F

LTE/ STE GME-TH

ĺ F74, F75 ĺ F93

THE STH

and □ 12mm and □ 16mm shanks are the screw-on type · Range of cermet grades for inserts without a wiper edge · Can also be used for back-turning threading with bar feeder · Can also be used for small-pitch (min. 0.2mm ) threading

ĺ F96 F86

GME-TH

· 2-corner type insert adopted for large-pitch threading of 3 to 6mm · Range of 11 to 4.5 TPI tools for 55° apex angle · Strong clamping through use of clamp

■ Internal Threading Tools

Min. bore diameter (mm)

Structure

Applicable Thread Symbol

ĺ F93

Series

Appearance

Features

STH SSTI

· For a small lathe with a shank size of □ 20mm or less · 2-corner vertically-mounted insert enables space-saving threading · Can also be used for back-turning threading with bar feeder · Can also be used for small-pitch (min. 0.2mm ) threading · Adopts a at 3-corner insert. Ground cutting edge ank produces superior machined surface with sharp cutting edge · Stable chip control through use of a 3D molded breaker · Large lineup of inserts with a wiper edge

ø18

ĺ F86 → F76

STI

· M-Class at-mounted 3-corner insert is economical · Stable chip control with incorporated chipbreaker · Range of cermet grades

ø20

→ F76

STHI

Note: The minimum machining diameter is the diameter of the screw prepared hole.

· Applicable for small diameter (internal dia. of min. ø8mm), small pitch (0.4 - 1.0mm) threading · Perfect for small product machining : 55° General-purpose Thread (Whitworth) : 60° Unified Thread : 55° Taper Thread for Pipe BSPT : 60° American NPTF

: 60° ISO General-purpose Metric Thread

: 55° Parallel Thread for Pipe

ø8

: 60° American NPT

: 60° UNJ

→ F98

THI

ø18

· G-Class 3-corner insert with good sharpness

→ F99

F71

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