Tip-Bars for Micro Threading [Solid Type]
■ VNT (System Tip-Bars)
L2 1
rH IA
F
S
d d d d
S
60°
L1 H
● Right-hand shown
● Dimensions
Min. Insert Grades Applicable Thread
Bore Dimension(mm) MEGA PVD Coated Carbide Metric Unified
Dia. COAT Carbide
Description PR1225
φA H L1 L2 F S d rε PR930 KW10 Nominal Pitch Nominal Thread Pitch
Thread (mm) (TPI)
VNTR 045-11 4.5 3.6 1.3 0.6 ● ● ● M6 P0.75 1/4-20UNC, 28~20
3.9 30.8 11 +0 and over ~P1.25 1/4-28UNF and over
-0.02
060-11 6.0 4.6 1.6 0.8 0.05 M8 P0.75 5/16-18UNC, 24~18
● ● ● and over ~P1.50 5/16-24UNF and over
● For applicable Toolholder, Ref. to Page F30 ~ F31.
J ■ PST-S (Tip-Bars)
This insert will be switched to EZT J24
IA H ID
Threading F S
0° d d
L2 L1
L3
rH
S
d d
● Right-hand shown 60°
● Dimensions
Min. Insert Grades Applicable Thread
Bore Dimension (mm) Cermet PVD Coated Carbide Metric Unified
Dia. Carbide
Description
φA φD H L1 L2 L3 F S d rε TC60M PR930 KW10 Nominal Pitch Nominal Thread Pitch
Thread (mm) (TPI)
PSTR 0604-60S 4.5 3.8 3.6 60 15 1.7 1.6 0.8 ○ M6 P0.75 1/4-20UNC, 28~20
8 +0.01 and over ~P1.25 1/4-28UNF and over
-0.02
0805-70S 6.0 4.8 4.4 70 20 2.2 2.1 1.0 0.05 ○ M8 P0.75 5/16-18UNC, 24~18
and over ~P1.50 5/16-24UNF and over
● For Applicable Sleeves, Ref. to Page F84.
◆ Depth of Cut & Number of Passes (Metric : M)
Pitch Total ap No. of 1Pass 2Pass 3Pass 4Pass 5Pass 6Pass 7Pass 8Pass 9Pass 10Pass 11Pass 12Pass 13Pass 14Pass 15Pass 16Pass 17Pass
( mm ) ( mm ) Passes
0.75 0.44 10 0.06 0.06 0.05 0.05 0.05 0.04 0.04 0.03 0.03 0.03
1.00 0.60 12 0.07 0.07 0.06 0.06 0.06 0.05 0.05 0.04 0.04 0.04 0.03 0.03
1.25 0.76 14 0.07 0.07 0.07 0.07 0.06 0.06 0.06 0.05 0.05 0.05 0.04 0.04 0.04 0.03
1.50 0.92 17 0.07 0.07 0.07 0.07 0.07 0.06 0.06 0.06 0.05 0.05 0.05 0.05 0.04 0.04 0.04 0.04 0.03