Skill-Craft Company Inc.
Serving the Workholding Industry Since 1952

Flat-Lok Expanding Collet Assemblies: Standard Series

Standard Series Flat Lok Mandrel
Standard Series Flat Lok Mandrel
Collet Dimensional Drawing
Collet Dimensional Drawing
Item # Range Collet
Increments
A B C D E F G H I J K L M
SC-2110 .500-.655
10 Collets
.015 2.49 .88 .39 .66 .50 .4702
.4692
1.25 3.3755
3.3750
.750 .562 3/8-24 FOR (4) 3/8
SHCS ON 2.50
B.C. EQ SPCD
FOR (4) 5/16-24
SHCS ON 2.375
B.C. EQ SPCD
SC-2210 .593-.780
12 Collets
.015 2.69 1.06 .41 .66 .50 .5796
.5786
1.25 3.3755
3.3750
.750 .562 3/8-24 FOR (4) 3/8
SHCS ON 2.50
B.C. EQ SPCD
FOR (4) 5/16-24
SHCS ON 2.375
B.C. EQ SPCD
SC-2310 .718-.999
18 Collets
.015 2.96 1.25 .49 .66 .50 .7046
.7036
1.25 3.3755
3.3750
.750 .562 3/8-24 FOR (4) 3/8
SHCS ON 2.50
B.C. EQ SPCD
FOR (4) 5/16-24
SHCS ON 2.375
B.C. EQ SPCD
SC-2410 .875-1.249
12 Collets
.031 3.58 1.44 .56 .9 .56 .8452
.8442
1.75 4.1255
4.1250
1.220 .750 1/2-20 FOR (4) 1/2
SHCS ON 3.12
B.C. EQ SPCD
FOR (4) 3/8-24
SHCS ON 2.875
B.C. EQ SPCD
SC-2510 1.125-1.624
16 Collets
.031 3.89 1.62 .69 .9 .56 1.0796
1.0786
1.75 4.1255
4.1250
1.220 .750 1/2-20 FOR (4) 1/2
SHCS ON 3.12
B.C. EQ SPCD
FOR (4) 3/8-24
SHCS ON 2.875
B.C. EQ SPCD
SC-2610 1.468-2.092
20 Collets
.031 4.14 1.81 .82 .72 .68 1.4077
1.4067
2.50 4.8755
4.8750
1.590 .968 3/4-16 FOR (4) 1/2
SHCS ON 3.75
B.C. EQ SPCD
FOR (4) 3/8-24
SHCS ON 3.625
B.C. EQ SPCD
SC-2710 1.937-2.843
29 Collets
.031 4.46 2.00 1.00 .66 .68 1.8452
1.8442
2.50 4.8755
4.8750
1.590 .968 3/4-16 FOR (4) 1/2
SHCS ON 3.75
B.C. EQ SPCD
FOR (4) 3/8-24
SHCS ON 3.625
B.C. EQ SPCD
SC-2810 2.563-3.593
33 Collets
.031 4.83 2.25 1.12 .66 .68 2.4390
2.4382
3.00 5.5005
5.5000
1.590 .968 3/4-16 FOR (4) 1/2
SHCS ON 4.50
B.C. EQ SPCD
FOR (4) 3/8-24
SHCS ON 3.625
B.C. EQ SPCD
SC-2910 3.312-4.467
37 Collets
.031 4.97 2.50 1.11 .56 .68 3.1885
3.1880
3.62 5.5005
5.5000
1.590 .968 3/4-16 FOR (4) 1/2
SHCS ON 4.50
B.C. EQ SPCD
FOR (4) 3/8-24
SHCS ON 3.625
B.C. EQ SPCD
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