2-Edge Tip-Bars for Micro Internal Threading [Solid Type]
■ HPT (Micro Internal Threading)
T IA H ID
F
0° d d
S
S L2 L1
rH L3
d d
Detail of edge
● Right-hand shown
● Dimensions
Min. Insert Grades Applicable Thread
Bore Dia. Dimension (mm) PVD Coated Carbide Metric Unified
Description Carbide
φA φD H L1 L2 L3 F S d rε θ PR930 KW10 Nominal Pitch Nominal Pitch
Thread (mm) Thread (TPI)
HPTR 04504-60-005 4.5 4 3.7 60 16 3.9 1.3 0.6 N N M6 P0.75 1/4-20UNC 28 ~ 20
8 and over ~ P1.25 1/4-28UNF and over
06005-60-005 6 5 4.6 70 21 4.9 1.6 0.8 +0 60° N N M8 P0.75 5/16-18UNC 24 ~ 18
0.05-0.02 and over ~ P1.50 5/16-24UNF and over
07507-60-005 7.5 7 6.4 80 26 10 6.9 2.0 1.0 N N M10 P0.75 3/8-16UNC 24 ~ 16
and over ~ P1.50 3/8-24UNF and over
Whitworth Parallel Pipe
Tapered Pipe
HPTR 06005-55-010 6 5 4.6 70 21 8 4.9 1.6 0.8 N N W10 TPI24 24 ~ 20 G1/16 and over 28
+0 55° and over R1/16 and over
08007-55-010 8 7 6.4 80 26 10 6.9 2.0 1.0 0.1-0.02 N N W11 TPI20 20 ~ 18 G1/8 and over 28,19
J and over R1/8 and over
· For American National Pipe (NPT), use HPTR..-60-005. J29
● Description Table for Tip-Bars and Applicable Sleeves ◆ Recommended Cutting Conditions
Recommended Insert Grades