Tequar collet manufacturing experts are now analyzing Jaw or 3j Collet. Our experts explaining jaw and their collet chuck. Generally five type of jaw these are as follows:

Soft Jaw HR-108-2-5 
Hard Jaw HR-108-RJ
Full Wrap Jaw HR-108-2-AL
Jaw Nuts JN-108-A

Some abbreviation which use in Jaw technical specification

(1) SH = standard height
(2) EH = extended height
(3) M = medium duty tongue & groove jaw
(4) H = heavy duty tongue & groove jaw
(5) O = offset jaw      
(6) P = pointed jaw
(7) CI = cast iron jaw
(8) AL = aluminum jaw
(9) 2.0 or any Other Number following the base part number denotes height (B Dimension).

Jaw Technical Specifications

Soft Jaws - Mild Steel or Aluminum
Hard Jaws - Mild Steel Carburized
Keys - 4140 HT
Operating Screws - 4140 HT
Thrust Bearings - Mild Steel Carburized
Chuck Adapters - Mild Steel
Milling Machine Arbors - 4140 Heat Treat   
Outboard Supports - Cast Malleable
Full Wrap Jaws - Aluminum, Cast Iron,
Custom Made Mild Steel
"VEE" Block" - Cast Iron
Boring Mill - Cast Steel and Carburized Steel
Tail Stock - Cast Iron
Face Plate - Mild Steel
Right Angle Drive - Cast Mild Steel

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