Contact Apex Fasteners

APEX offers full-service design, engineering and manufacturing to your specifications. Our custom fasteners have enjoyed great success supplying all types and sizes of businesses in most sectors of industry.
Contact Apex Fasteners with your hardware requirements

Authorized Distributor for:

Bit Holders/Adapters with Set Screw or Thru Hole

Bit Holders/Adapters with Set Screw or Thru Hole
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BitHolder-Adapter-SetScrew-ThruHole.png BitHolder-Adapter-SetScrew-ThruHole-Diag.png

Part Number Hex
Opening
(A) In.
Square
Drive
(B) In.
Overall
Length (C)
Body
Dia (D)
Opening
Depth (E)
Set Screw
Lock
Spring Pin
Retainer
Spring Pin
Only
In. mm In. mm In. mm
SC-108     1/4
1/4
1 1/4
32
3/4
19
5/8
16
SC-308     1/4
3/8
1 1/2
38
3/4
19
5/8
16
SC-508     1/4
1/2
1 1/2
38
7/8
22
5/8
16
SC-114     7/16
1/4
1
25
3/4
19
17/32
13
SC-314 RP-314 21-S-156-0750 7/16
3/8
1 3/8
35
3/4
19
17/32
13
SC-514 RP-514 21-S-156-0937 7/16
1/2
1 5/8
41
15/16
24
17/32
13
SC-614 RP-614 21-S-156-0375 7/16
5/8
1 3/4
46
1 1/4
32
17/32
13
SC-520 RP-520 21-S-187-1125 5/8
1/2
1 1/2
38
1 1/8
29
11/16
17
SC-620 RP-620 21-S-187-1250 5/8
5/8
1 1/2
38
1 1/4
32
11/16
17
SC-720 RP-720 21-S-187-1500 5/8
3/4
1 11/16
43
1 1/2
38
11/16
17
SC-820 RP-820 21-S-187-1375 5/8
1
2 1/8
54
2 1/8
54
11/16
17
SC-724 RP-724 21-S-187-1500 3/4
3/4
2
51
1 5/8
42
7/8
22
SC-728 RP-728 21-S-187-1625 7/8
3/4
2
51
1 5/8
42
57/64
23
SC-828 RP-828 21-S-187-1625 7/8
1
2 1/8
54
2 1/8
54
5/8
23

Note: Use SC bit holders with socket head inserts and pipe plug inserts. Can be used with power bits.


APEX FASTENERS, Inc - 15858 Business Center Drive - Irwindale, CA 91706 USA
APEX Fasteners supplies standard and custom screws, nut retainers, shoulder screws, plastites and taptites, all types of rivets, spring steel fasteners and special stampings, sems screws in standard, fractional or metric to electronics, aviation and other OEM industries worldwide. ApexFasteners.com custom manufactures screw machine components for electronic enclosure hardware as well as cold forming and cold headed specials for assembly and production requirements.
Tel: (626) 962-2219 - info@apexfasteners.com
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