■ Inserts for Back Turning

(Small Tools) B 1(: Free-cutting steel P

Carbon Steel / Alloy SteelQPPP
MStainless SteelPQPP
Gray Cast IronQ
K
Nodular Cast IronP
NNon-ferrous MetalsQ
Heat-resistant AlloysPQPP
S
Titanium AlloysQP
  • For KTKF toolholder H

Hard Materials MEGACOAT PVD Dimension (mm) Coated Carbide MEGACOAT NANO Carbide Insert Description

WaBr eTHφd
Photo shows Right-hand
TKFB12R15005M1.5 0.25 2.6 <0.05NNNNN
BId
12R28005M<0.053.0 8.7 5.2NNNNN

4° ° 2.8 0.3 4.6

6012R28010M<0.1NNNNN
TKFB16R38005M<0.05NNNNN
3.8 0.3 6.34.0 9.5 5.2
16R38010M<0.1NNNNN
  • Right-hand shown

E12

BTKFB 12L28005MR<0.05NN
2.8 0.3 4.63.0 8.7 5.2
4° 60°Id12L28010MR<0.1NN
TKFB 16L38005MR<0.05NN
3.8 0.3 6.34.0 9.5 5.2
16L38010MR<0.1NN
  • Left-hand shown
  • Insert whose corner-R(re) dimension expressed with less than sign (e.g. < 0.05, < 0.1, < 0.2 etc.) indicate models with minus tolerance for corner-R(re).
  • Inserts Identification System Table1

(Ref. to Tables 1 and 2)

Small machining General purpose Large machining

TKFB 12 R 15 005 M R

1.5 2.8 3.8

Insert Type Insert Size Corner-R(rH)

Insert HandInsert Hand Indicates the corner-R(rH) Insert width has a minus tolerance R: Right-hand L: Left-hand Hand of Cutting Lead AngleHand of Cutting Lead Angle R: Right-hand

TKFB12R15.. TKFB12R28.. TKFB16R38..

Table 2 Toolholder Right-hand (R) Toolholder Left-hand (L)

Insert Right-hand (R) Insert Left-hand (L)

Lead angle Right-hand (R) Lead angle Right-hand (R)