9
EX21 HSS-E-PM Spiral Flute Machine Tap, UNC, DIN Standard
Machine tap to produce normal fit threads within 2B tolerance. The spiral flute is suited for blind holes. Steam tempered surface acts to retain cutting fluid and prevent chip to tool welding.
WSC
TDZ
TDZ
WSC
DCON MS
TDZ ≥ 7/16ʺ
DCON MS
TDZ ≤ 3/8ʺ
THL
THL
LSC
LU
HSS-E PM
LSC OAL
OAL
l 45°
R
ST
Workpiece material group suitability and starting values for cutting speed (m/min).
P1.1 21
M4.1
P2.2 15
P2.3
P3.2
P3.3
TDZ
TPI
TD
4 5 6 8 10 12 1/4 5/16 3/8 7/16 1/2 5/8 3/4 7/8 1”
40 40 32 32 24 24 20 18 16 14 13 11 10 9 8
13
9
8
P4.1 7
P4.2
M1.1
5
M1.2
8
M2.1
6
7
M2.2 5
M3.1 5
M3.2 4
M3.3 3
3
Product EX214-40 EX215-40 EX216-32 EX218-32 EX2110-24 EX2112-24 EX211/4 EX215/16 EX213/8 EX217/16 EX211/2 EX215/8 EX213/4 EX217/8 EX211
OAL
THL
[mm]
[mm]
[mm]
2.845 3.175 3.505 4.166 4.826 5.486 6.350 7.938 9.525 11.112 12.700 15.875 19.050 22.225 25.400
56.0 56.0 56.0 63.0 70.0 80.0 80.0 90.0 100.0 100.0 110.0 110.0 125.0 140.0 160.0
6 6 7 7 8 10 10 12 15 15 18 20 25 25 30
DCON MS
WSC
LSC
[mm]
[mm]
[mm]
3.50 3.50 4.00 4.50 6.00 6.00 7.00 8.00 10.00 8.00 9.00 12.00 14.00 18.00 18.00
2.70 2.70 3.00 3.40 4.90 4.90 5.50 6.20 8.00 6.20 7.00 9.00 11.00 14.50 14.50
6 6 6 8 8 8 8 9 11 9 10 12 14 17 17
NOF
PHD
LU
[mm]
[mm]
3 3 3 3 3 3 3 3 3 3 3 4 4 4 4
2.35 2.65 2.85 3.50 3.90 4.50 5.10 6.60 8.00 9.40 10.80 13.50 16.50 19.50 22.25
18.00 18.00 20.00 21.00 25.00 30.00 30.00 35.00 39.00 – – – – – –
153