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Collet Type
3J
5C
16C
ER-16
ER-20
ER-25
ER-32
R8
TG-100
System of Measurement
Inch
Metric
Collet Size
Hide
1/32"
3/64"
3/64"
to
63/64"
1/16"
5/64"
3/32"
7/64"
1/8"
9/64"
5/32"
11/64"
3/16"
13/64"
7/32"
15/64"
1/4"
17/64"
9/32"
19/64"
5/16"
21/64"
11/32"
23/64"
3/8"
25/64"
13/32"
27/64"
7/16"
29/64"
15/32"
31/64"
1/2"
33/64"
17/32"
35/64"
9/16"
37/64"
19/32"
39/64"
5/8"
41/64"
21/32"
43/64"
11/16"
45/64"
23/32"
47/64"
3/4"
49/64"
25/32"
51/64"
13/16"
53/64"
27/32"
55/64"
7/8"
57/64"
29/32"
59/64"
15/16"
61/64"
31/32"
63/64"
1"
1" to 1
1/16"
1
1/64"
1
1/32"
1
3/64"
1
1/16"
1
5/64"
1
3/32"
1
7/64"
1
1/8"
1
3/16"
1
1/4"
1
3/8"
1
1/2"
1
5/8"
3 mm
3.5 mm
4 mm
5 mm
6 mm
7 mm
8 mm
9 mm
10 mm
10.5 mm
11 mm
12 mm
13 mm
13.5 mm
14 mm
15 mm
16 mm
17 mm
18 mm
19 mm
19.5 mm
20 mm
21 mm
22 mm
23 mm
24 mm
25 mm
26 mm
For Holding
Collets
Drill Bits
End Mills
Reamers
Taps
Workpieces
Face Type
Hexagon
Round
Square
Grip Range
0.336" to 0.375"
0.344" to 0.375"
0.355" to 0.375"
0.359" to 0.375"
Overall Length
1.06"
1.08"
1.22"
1.24"
1.34"
1.38"
1.57"
2.386"
3.27"
3
3/4"
4.089"
4.31"
For Use With
CNC Lathes
CNC Machines
Drill Presses
Lathes
Milling Machines
Routers
Tapping Arms
Total Indicated Runout (TIR) Accuracy
0.0002"
0.0004"
0.0007"
0.0008"
0.0025"
Material
52100 Alloy Steel
Chrome-Moly Steel
Steel
RoHS
Compliant
Not Compliant
REACH
Compliant
Not Compliant
Body Diameter
0.95"
1
1/4"
1.89"
2"
U.S.–Mexico–Canada Agreement (USMCA) Qualifying
No
Component
Collet Holder
DFARS Specialty Metals
Exempt
Export Control Classification Number (ECCN)
EAR99
Internal Thread Size
7/16"
-20
1.041"-24
1
11/16"
-20
Shank Diameter
0.381"
Thread Size
7/16"
-20
1.041"-24
1.238"-20
1
11/16"
-20
1.988"-20
M47.5
Approximate Diameter Compression
1/64"
1/32"
Head Diameter
63/64"
Specifications Met
DIN Standard
ISO Standard
External Thread Size
1.238"-20
1.988"-20
M47.5
Length
1.06"
1.08"
1.22"
1.24"
1.34"
1.38"
1.57"
2.386"
3.27"
3
3/4"
4.089"
4.31"
For Tap Size
3/8"
M10
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21 Products
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The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)