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 Crawford Collets
5C  16C  3J 
B42  B60 B80
Multi-bore		 Lyndex
Collets
5C   16C   3J		 Royal Products
Quick Grip Collets
(Quick Change) 		J-LOC I. D. Collets
5C   16C   3J		 Facebook

Crawford B-42 Spring Series 173E Collets (Inch)  (Metric)
A B C D
1.89" 3.7" 2.36" 15°
Size Round* Hex Square
1/16" 4728-R-1/16 4728-X-1/16 4728-S-1/16
1/8" 4728-R-1/8 4728-X-1/8 4728-S-1/8
3/16" 4728-R-3/16 4728-X-3/16 4728-S-3/16
1/4" 4728-R-1/4 4728-X-1/4 4728-S-1/4
5/16" 4728-R-5/16 4728-X-5/16 4728-S-5/16
3/8" 4728-R-3/8 4728-X-3/8 4728-S-3/8
7/16" 4728-R-7/16 4728-X-7/16 4728-S-7/16
1/2" 4728-R-1/2 4728-X-1/2 4728-S-1/2
9/16" 4728-R-9/16 4728-X-9/16 4728-S-9/16
5/8" 4728-R-5/8 4728-X-5/8 4728-S-5/8
11/16" 4728-R-11/16 4728-X-11/16 4728-S-11/16
3/4" 4728-R-3/4 4728-X-3/4 4728-S-3/4
13/16" 4728-R-13/16 4728-X-13/16 4728-S-13/16
7/8" 4728-R-7/8 _4728-X-7/8 4728-S-7/8
15/16" 4728-R-15/16 4728-X-15/16 4728-S-15/16
1" 4728-R-1 4728-X-1 4728-S-1
1-1/16" 4728-R-1-1/16 4728-X-1-1/16 4728-S-1-1/16
1-1/8" 4728-R-1-1/8 4728-X-1-1/8 4728-S-1-1/8
1-3/16" 4728-R-1-3/16 4728-X-1-3/16 4728-S-1-3/16
1-1/4" 4728-R-1-1/4 4728-X-1-1/4 -
1-5/16" 4728-R-1-5/16 4728-X-1-5/16 -
1-3/8" 4728-R-1-3/8 4728-X-1-3/8 -
1-7/16" 4728-R-1-7/16 - -
1-1/2" 4728-R-1-1/2 - -
1-9/16" 4728-R-1-9/16 - -
1-5/8" 4728-R-1-5/8 - -
Emergency Collet P/N "550
*To order Round Plain Bore Collets replace R with RP in part number: Example: 4728-RP-1/16

 

QCS Workholding LLC
10635 Tower Oaks Blvd. Suite E
Houston  Texas   77070
Toll Free:  (888) 869-2424
Email: workholding@hotmail

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