Small Tool Holders SBT / PBT 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 Height HF
Cutting Edge Distance WF
Overall Length LF
D
Applicable Inserts
Height
Width
Cat. No.
Fig
N m
H
B
(For Torx Holes)
SBTR3506 SBTR3508 SBTR3510 SBT35R1010 SBT35R1212 SBT35R1616 SBT35R2020 PBT Back Turning
● ● ●
1 1 1 2 1 1 1
.375 .375 .500 .500 .625 .625
6.000 6.000 6.000
.080 .106 .133
.375 .500 .625
BTR35 ○○
2.0 TRX10
BFTX0307N
10 12 16 20
10 12 16 20
120 120 120 125
2.5 2.5 2.5 2.5
10 12 16 20
« « « «
Back Turning Lever Lock
Back Clamp
Fig 2
Fig 1
HBL
0˚
LF
0˚
HBL
Holder
Parts
Dimensions ( mm )
Lever Pin
Set Screw
Pin Wrench
Cutting Edge Height HF
Cutting Edge Distance WF
Overall Length LF
Offset
Height
Width
Applicable InsertsFig
Cat. No.
HBL
H
B
(For Hex Socket)
PBT35R1010 PBT35R1212 PBT35R1616 PBT35R2020 PBT55R1010 PBT55R1212 PBT55R1616 PBT55R2020 PBT80R1010 PBT80R1212 PBT80R1616 PBT80R2020
2 1 1 1 2 1 1 1 2 1 1 1
10 10 120 2.5 12 12 120 2.5 16 16 120 2.5 20 20 120 2.5 10 10 120 3.7 12 12 120 3.7 16 16 120 3.7 20 20 120 3.7 10 10 120 5.2 12 12 120 5.2 16 16 120 5.2 20 20 120 5.2
10 12 16 20 10 12 16 20 10 12 16 20
20
« « « « « « « « « « « «
BTT0407
- - -
BTR35 ○○
LP07 TH020
LCL09
BTT0411
22
BTT0407
- - -
BTR55 ○○
LP07 TH020
LCL09
BTT0411
25
BTT0407
- - -
BTR80 ○○
LP07 TH020
LCL09
BTT0411
Insert
(
Coated Carbide /
Cermet)
Dimensions ( mm )
Fig 1
Overall Length L
Width of Cut CW
Nose Radius RE
ø6.8
Applicable Holders
Maximum Depth of Cut CDX
Cat. No.
Fig
RE
15 3.5 2.5 0.05 SBT35R ○○○○ PBT35R ○○○○ 1 15 3.5 2.5 0.15 1
● ● ● ● « « « « « « « «
p p p p p p
BTR3505 BTR3515 BTR5505 BTR5515 BTR8005 BTR8015
« «
CDX
L
1 1 1 1
- - - -
19 5.5 3.7 0.05 19 5.5 3.7 0.15 24 8.0 5.2 0.05 24 8.0 5.2 0.15
PBT55R ○○○○
15°
PBT80R ○○○○
CDX
Shank Tolerance of SBT / PBT A positive tolerance (0.1 - 0.3) is applied to the shank height (H) to prevent the cutting edge from interfering with the toolpost. Tool Overhang
Recommended Cutting Conditions
Part Material
P Free-Cutting Steel
P Carbon Steel
M Stainless Steel
Tooling
Plunging Traverse Cut Plunging Traverse Cut Plunging Traverse Cut
Cutting Speed (v c ) (SFM) 165 to 500 Feed Rate f (IPR) .0008 - .004 .0008 - .006 .0008 - .002 .0008 - .004 .0008 - .0015 .0008 - .0025 Coolant Oil-based 165 to 500 165 to 500
Shank height ( H ) is greater than cutting edge height ( HF ). Toolpost
Amount of tool overhang can be shortened when mounted on a toolpost.
D17
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