Turning Toolholders SBT / SCLC
SBT Back Turning
● : USA stocked item « : Worldwide Warehouse item
Fig 1
Fig 2
20
0˚
LF
0˚
20
Holder
Parts
Dimensions (inch / mm )
Flat Screw Wrench
Cutting Edge Distance WF
Cutting Edge Height HF
Overall Length LF
Applicable Inserts
Height
Width
Cat. No.
Fig
N m
H
B
(For Torx Holes)
● ● ●
.375 .500 .625
.375 .500 .625
6.000 6.000 6.000
.080 .106 .133
.375 .500 .625
1 1 1 2 1 1 1
SBTR3506 SBTR3508 SBTR3510
BTR35 ○○
BFTX0307N 2.0
TRX10
SBT35R1010 SBT35R1212 SBT35R1616 SBT35R2020
« « « «
10 12 16 20
10 12 16 20
120 120 120 125
2.5 2.5 2.5 2.5
10 12 16 20
Insert
*see also PSZ SBT - modular quick-change) on page 7
(
Coated Carbide /
Cermet)
Dimensions ( mm )
Fig 1
Maximum Depth of Cut CDX
Overall Length L
Width of Cut CW
Nose Radius RE
ø6.8
Cat. No.
Applicable Holders Fig
RE
SBT35R ○○○○ PSZ-SBT3R ○○○○ PSZ-SBT5R○○○○
BTR3505 ● ● « « BTR3515 ● ● « « BTR5505 « « « - BTR5515 « « « - BTR8005 « « « - BTR8015 « « « -
1 1 1 1 1 1
15 15 19 19 24 24
3.5 3.5 5.5 5.5 8.0 8.0
2.5 .05 2.5 .15 3.7 .05 3.7 .15 5.2 .05 5.2 .15
CDX
L
15°
PSZ-SBT8R○○○○
CDX
Recommended Cutting Conditions
Shank Tolerance of SBT A positive tolerance ( 0.1 - 0.3mm ) is applied to the shank height (H) to prevent the cutting edge from interfering with the toolpost. Tool Overhang
Part Material
P Free-Cutting Steel
P Carbon Steel
M Stainless Steel
Tooling
Plunging Traverse Cut Plunging Traverse Cut Plunging Traverse Cut
Cutting Speed (vc) (SFM) Feed Rate f (IPR)
165 to 500
165 to 500
165 to 500
.0008 - .004.0008 - .006.0008 - .002.0008 - .004.0008 - .0015.0008 - .0025
Shank height ( H ) is greater than cutting edge height ( HF ). Toolpost
Coolant
Oil-based
Amount of tool overhang can be shortened when mounted on a toolpost.
95˚
General Turning Screw-on
95˚
SCLC External Turning and Facing
Fig 1
0˚
LF
95˚
0˚
Figure shows right-hand (R) tool.
Holder
Parts
Dimensions (inch/ mm )
Stock
Applicable Inserts
Flat Screw Wrench
Cutting Edge Distance WF
Cutting Edge Height HF
Overall Length LF
Height
Width
Cat. No.
Fig
R L
Cat. No.
N m
H
B
(For Torx Holes)
● ● ● ● ● ● ● ● ● ● «« «« «« «« ««
.281 .281 6.00 .281 .281 .312 .312 6.00 .312 .312 .375 .375 6.00 .375 .375 .500 .500 6.00 .500 .500 .625 .625 6.00 .625 .625
1 1 1 1 1 1 1 1 1 1
SCLC R/L 4.52D SCLC R/L 052D SCLC R/L 062D SCLC R/L 083D SCLC R/L 103D SCLC R/L 0808-06 SCLC R/L 1010-06 SCLC R/L 1212-09 SCLC R/L 1616-09 SCLC R/L 2020-09
CC □□ 21.5
0.9
ST-1225
TRD07
CC □□ 32.5
3.0
ST-1240
TRD15
8
8
100 10
8
CC □□ 21.5
1.5
BFTX02506N
TRX08
10 12 16 20
10 100 12 12 100 16 16 100 20 20 125 24
10 12 16 20
CC □□ 32.5
3.4
BFTX0409N
TRX15
Refer to Sumitomo General Catalog for applicable inserts
N m Recommended Tightening Torque (N·m)
13
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