SMALL TOOLS
BACK TURNING TOOLS (FOR GANG TYPE
TOOL POSTS )
METRIC STANDARD
CTBH LF
CDX


B
WF2
KAPR
KAPR 1°

60° 70°
HF


H
HBL

HBH
LH Right hand tool holder shown.
D Stock Dimensions (mm) *
Order Number Insert Number
R L H B LF LH HF WF2 HBH HBL CDX Clamp Screw Wrench
SMALL TOOLS


CTBHR/L1010-160 a a 60450oR/L-B 10 10 120 19.5 10 3.4 2 12 7.5 NS402W NKY15S
CTBHR/L1212-160 a a BTBT 606000R/L 12 12 120 19.5 12 3.4 ─ 12 7.5 NS403W NKY15S
CTBHR/L1616-160 a a 7055ooR-SMB 16 16 120 19.5 16 3.4 ─ 12 7.5 NS403W NKY15S
* Clamp Torque (lbf-in) : NS402W=6.2, NS403W=6.2
Note 1) Please use right hand insert for right hand holder and left hand insert for left hand holder.
Note 2) Set the maximum depth of cut at under 60% of the effective cutting edge length (LE).
INSERTS
Order Number Hand
Coated Dimensions (mm) LE * Geometry
*
VP15TF MS6015 PSIRR/L RER/L CF L W1 CW S CDX (mm)
BTBT7055V5R-SMB R a 70° 0.05 0.3 25 9.4 1.35 3.5 6.5 5.5 With Breaker


S
BTBT705501MR-SMB R a 70° 0.08 0.3 25 9.4 1.35 3.5 6.5 5.5 LE
L
BTBT705502MR-SMB R a 70° 0.18 0.3 25 9.4 1.35 3.5 6.5 5.5


W1
BTBT604500R-B R a a 60° 0 0.2 25 9.4 0.7 3.5 5.5 4.5 EPSR 45°
SMB Type (Pressed Type) B Type (Ground Type)
BTBT604500L-B L a 60° 0 0.2 25 9.4 0.7 3.5 5.5 4.5 REL

CF
CF


REL CDX
BTBT604501MR-B R a 60° 0.08 0.3 25 9.4 0.7 3.5 5.5 4.5
CW
CW


BTBT604501R-B R a a 60° 0.1 0.3 25 9.4 0.7 3.5 5.5 4.5
12° PSIRR PSIRR
BTBT604501L-B L a 60° 0.1 0.3 25 9.4 0.7 3.5 5.5 4.5 Right hand insert shown.
BTBT606000R R a 60° 0 0.2 25 9.4 0.7 3.5 7 6.0 Without Breaker
CF


REL CDX
BTBT606000L L 60° 0 0.2 25 9.4 0.7 3.5 7 6.0
S


a
CW


LE
L
PSIRR
W1


EPSR 45°
Right hand insert shown.
* Numeric value set insert on holder.
Note 1) REL, PSIRR dimensions for Right Hand Tool and RER,PSIRL dimensions for Left Hand Tool.
a =

RECOMMENDED CUTTING CONDITIONS
Work Material Hardness Grade Cutting Speed (SFM) Feed (IPR)
P Carbon Steel · Alloy Steel 180HB─280HB MS6015/ VP15TF 165─490 .0004 ─.006
Free Cutting Steel ─ MS6015 100─590 .0004 ─.006
M Stainless Steel < 200HB VP15TF 165─395 .0008 ─.004
N Non-Ferrous Metal ─ MS6015 230─755 .0012 ─.006
a : USA Stock
D020 <5 inserts in one case>