AT-1 Advanced Performance Taps for a Variety of Materials
List 16620 AT-1, Helical Flute
SPEED FEED P21
h6 SHANK
CARBIDE EgiAs
11˚
Type 1
Type 2
Lc
Lc
L1
L
L
Units: mm
Cutter Diameter
Overall Length
Length of Cut
Neck Length
Shank Diameter
EDP Number
No. of Flutes
Size
Pitch
Type
D
L
Lc
L1
d
EgiAs
1.00 0.75 1.25 1.00 1.50 1.25 1.75 2.00 2.50
14.00 13.50 18.75 18.00 24.00 22.50 28.00 36.00 45.00
OSG8331001 OSG8331000 OSG8331004 OSG8331003 OSG8331007 OSG8331006 OSG8331011 OSG8331019 OSG8331022
M6
4.50
75.00
16.00
1
6.00
- - - - - -
4
M8
5.70
75.00
2
M10 M12 M16 M20
7.70 9.70
85.00
8.00
100.00
10.00
11.70 13.70
5
2 1
135.00
50.00
16.00
Packed: 1 pc. Available in EgiAs coating only. For internal threads only.
ATP
Work Material
P
M
K
N
S
H
Carbon Steels
Alloy Steels Die Steels
Stainless Steels
Aluminum Nickel Alloy Titanium Hardened Steels
Low Med.
High
Cast Iron
List No.
6Al4V (30 HRC)
1010 1018
1035 1045 1065
4140 4340
6061 7075 Casting Inconel
~35 HRC
35-45 HRC
45-50 HRC
50-70 HRC
300 400 17-4 PH
16620
good
best
11
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