Sumitomo General Catalog 2025-2026

PB Tool Holders SPB

■ Features ●  High rigidity type tools expanded for gang-type NC lathes ● Inserts for various applications can be used on a single holder ● Can also be used on turret-type toolposts ● U ncoated blank inserts are stocked so cutting edges can be ground as required. ● BL130 has wear resistance similar to coated grades and sharpness similar to uncoated grades. ● Ultr a-fine grained carbide grade F1, typically used for brazed tools, is now available for indexable inserts

D

■ Applicable Grades

■ Application Examples

Watch component

Stainless Steel

Applicable Part Material

Tool: BL130 (PBVFN1102R) Part Material: 420 Stainless Steel Cutting Conditions: vc = 23-36 SFM f = 0.0002 IPR

BL130 F0 (Brazed tool)

Insert Grade

0 50,000 100,000 No. of Workpieces (pcs/c)

BL130

○ ○

F1

○ ○

Very Small Diameter Part Turning Screw-on

SPB Very Small Diameter Turning

Fig 2

Fig 1

LF

LF

3

3

:

:

Fig 3

LF

Figure shows right-hand (R) tool.

3

Holder

Parts

Dimensions (mm)

Stock

Flat Screw Wrench

Overall Length LF

Relief Angle θ

Height H

Width B

Toolpost

Cat. No.

Fig

R L

N m

(For Hex Socket)

.375 .500

.375 .500

6.000 6.000

- -

2 2

SPB R/L 063D SPB R/L 083D SPB R/L0707-70 SPB R/L0808-60 SPB R/L0808-70 SPB R/L0909-70 SPB R/L1010-60 SPB R/L1212-60

● ●

BFTX02505N 1.5

Inch

LT08-06

1 BFTX02505N 1.1 2 BFTX02506N 1.5 2 BFTX02505N 1.1 2 BFTX02505N 1.1 2 BFTX02506N 1.5 2 BFTX02506N 1.5 3 BFTX02506N 1.5 3 BFTX02506N 1.5 3 BFTX02506N 1.5

7 8 8

7 8 8

140 140 140 140 140 140 140 140 140

70 60 70 70 60 60

«

«

« «

LT08-06

Turret-type

9.5

9.5

10 12

10 12

« «

8

8

SPB R0808 SPB R1010 SPB R1212

- - -

« - « - « -

10 12

10 12

Gang type

LT08-06

● : USA stocked item « : Worldwide Warehouse item

N m Recommended Tightening Torque (N·m)

D14

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