Sumitomo General Catalog 2025-2026

Turning Trigon Positive Inserts

Indexable Insert

WB Trigon 5° Pos. With Hole WB ¢¢ 52 ˜ Dimensions (inch) Cutting Edge Length L .1260 Thickness S .0626 Inscribed Circle IC .1563 Hole Dia. D1 .0866

Information in "Shape" column

(Left Hand)

(Right Hand)

RE

RE

EFL

Name of Chipbreaker

.12

IC

IC

Application Range

.08

Recommended Part Material

.04

Chipbreaker Rake Angle

0

.008 .016 .024

S

10 °

L

L

Feed Rate (f) (inch/rev)

80° 80°

*Uneven Trigon

: Interrupted Cutting 1st Recommended : Interrupted Cutting 2nd Recommended

: General Cutting 1st Recommended : General Cutting 2nd Recommended

: Continuous Cutting 1st Recommended : Continuous Cutting 2nd Recommended

P Steel M Stainless Steel K Cast Iron N Non-Ferrous Metal S Exotic Alloy H Hardened Steel

B

L105 SUMIDIA (PCD) Inserts

M26

SUMIBORON (CBN) Inserts

Coated Cermet

Coated Carbide

Carbide

Cermet

E61

Applicable Internal Holders

Nose Radius

Application Range

Shape

Sumitomo Cat. No.

ISO Cat. No.

RE

FW

WBGT520.5RFW WBGT060102R-FW .0078 QQQQQQQQQQQQQQQQQQQQQQQ ★ ★ QQ Q WBGT520.5LFW WBGT060102L-FW .0078 QQQQQQQQQQQQQQQQQQQQQQQ ●★ ★ QQ Q WBGT521RFW WBGT060104R-FW .0156 QQQQQQQQQQQQQQQQQQQQQQQ ★ ★ QQ Q WBGT521LFW WBGT060104L-FW .0156 QQQQQQQQQQQQQQQQQQQQQQQ ●★ ★ QQ Q

( a p )

.08

.04

( f )

*1

0

.016

.008

20°

(R/L)FX

WBGT520.5RFX WBGT060102R-FX .0078 QQQQQQQQQQQQQQQ

★★ ★ QQQQ QQ ●★ ● QQQQ QQ ★★ ★ QQQQ QQ ●★ ★ QQQQ QQ

( a p )

WBGT520.5LFX WBGT060102L-FX

.0078 QQQQQQQQQQQQQQQ

.08

WBGT521RFX WBGT060104R-FX .0156 QQQQQQQQQQQQQQQ

.04

WBGT521LFX WBGT060104L-FX

.0156 QQQQQQQQQQQQQQQ

C

( f )

0

*1

.016

.008

15°

(R/L)FY

WBGT52.001LFY WBGT0601003L-FY .0012 QQQQQQQQQQQQQQQ

● ●

WBGT520LFY WBGT060101L-FY

.0039 QQQQQQQQQQQQQQQ

QQQQ QQ

( a p )

.08

WBGT520.5RFY WBGT060102R-FY .0078 QQQQQQQQQQQQQQQ

★★ ★ ★★ ★★ ●● ★★ ★★ ★ ★★ ★★ ★★ ★●

D

.04

WBGT520.5LFY WBGT060102L-FY

.0078 QQQQQQQQQQQQQQQ

WBGT521RFY WBGT060104R-FY .0156 QQQQQQQQQQQQQQQ

( f )

0

.016

.008

*1

WBGT521LFY WBGT060104L-FY WBGT520.5R WBGT060102R-W WBGT520.5L WBGT060102L-W WBGT521R WBGT060104R-W

.0156 QQQQQQQQQQQQQQQ

15°

(R/L)W

.0078 QQQQQQQQQQQQQQQQQQQQQQQ .0078 QQQQQQQQQQQQQQQQQQQQQQQ .0156 QQQQQQQQQQQQQQQQQQQQQQQ

QQ Q

( a p )

R

★● QQ Q ★★ QQ Q

.08

.04

WBGT521L

WBGT060104L-W

.0156 QQQQQQQQQQQQQQQQQQQQQQQ ● ★★ QQ Q

( f )

0

.016

.008

0 ° *1: Photo shows left hand. *1

S

: Interrupted Cutting 1st Recommended : Interrupted Cutting 2nd Recommended

: General Cutting 1st Recommended : General Cutting 2nd Recommended

: Continuous Cutting 1st Recommended : Continuous Cutting 2nd Recommended

P Steel M Stainless Steel K Cast Iron N Non-Ferrous Metal S Exotic Alloy H Hardened Steel

WB ¢¢ 63 ˜ Dimensions (inch)

T

Cutting Edge Length L .1811 Thickness S .0937 Inscribed Circle IC .1875 Hole Dia. D1 .0945

Coated Cermet

Coated Carbide

Carbide

Cermet

E61

Applicable Internal Holders

V

Nose Radius

Application Range

Shape

Sumitomo Cat. No.

ISO Cat. No.

RE

FW

WBGT630.5RFW WBGT080202R-FW .0078 QQQQQQQQQQQQQQQQQQQQQQQ ★ ★ QQ Q WBGT630.5LFW WBGT080202L-FW .0078 QQQQQQQQQQQQQQQQQQQQQQQ ★★ ★ QQ Q WBGT631RFW WBGT080204R-FW .0156 QQQQQQQQQQQQQQQQQQQQQQQ ★ ★ QQ Q WBGT631LFW WBGT080204L-FW .0156 QQQQQQQQQQQQQQQQQQQQQQQ ★★ ★ QQ Q

( a p )

W

.08

.04

( f )

*1

0

15°

.016

.008

(R/L)FX

WBGT630.5RFX WBGT080202R-FX WBGT630.5LFX WBGT080202L-FX

.0078 QQQQQQQQQQQQQQQ .0078 QQQQQQQQQQQQQQQ

★★ ★★ QQQQ QQ ★★ ★★ QQQQ QQ ★★ ★★ QQQQ QQ ★★ ★★ QQQQ QQ

( a p )

.08

.04

WBGT631RFX WBGT080204R-FX .0156 QQQQQQQQQQQQQQQ

WBGT631LFX WBGT080204L-FX

.0156 QQQQQQQQQQQQQQQ

( f )

0

*1

15°

.016

.008

(R/L)FY

WBGT630RFY WBGT080201R-FY .0039 QQQQQQQQQQQQQQQQQQQQQQQ ★

QQ Q QQ Q QQ Q QQ Q QQ Q QQ Q

WBGT630LFY WBGT080201L-FY

.0039 QQQQQQQQQQQQQQQQQQQQQQQ

( a p )

.08

WBGT630.5RFY WBGT080202R-FY .0078 QQQQQQQQQQQQQQQQQQQQQQQ ★

.04

WBGT630.5LFY WBGT080202L-FY

.0078 QQQQQQQQQQQQQQQQQQQQQQQ

WBGT631RFY WBGT080204R-FY .0156 QQQQQQQQQQQQQQQQQQQQQQQ ★

( f )

0

.016

.008

WBGT631LFY WBGT080204L-FY

.0156 QQQQQQQQQQQQQQQQQQQQQQQ

*1

15°

*1: Photo shows left hand.

B128

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