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Jacobs super ball bearing drill mill chuck 20N
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Very good condition 20n jacobs chuck 3/8 to 1inch cap with key and 4 morse taper shank.
Hard to find used ones this nice.
The following material was taken from the internet for reference about the above product. This information is to be used as an information reference and not as a guarantee by FabMasterD Machinery
Jacobs 20N Drill Chuck .375"-1" 5JT Ball Bearing Super Chuck
Jacobs Super Chuck Ball Bearing Chuck is specifically engineered for heavy-duty, tight tolerance production drilling.
Jacobs 20N Features & Benefits:
Ball Bearing construction maximizes gripping force and drilling accuracy.
Center ground jaws provide absolute straightness and alignment.
One piece sleeve design eliminates cracks between driving teeth.
Sleeve teeth, nose piece and keyholes are through hardened, providing outstanding wear resistance.
Ball thrust bearing reduces friction in the chuck closing mechanism, allowing more gripping force on drill shanks.
Closed Length - 5.5" (139.7mm)
Open Length - 4.23" (107.4mm)
Sleeve Diameter - 3.65" (92.6mm)
Hard Pin Grip Torque: 14.58 Ft-lb Out (19.78 Nm Out)
Runout: .003"@0.5" (.08mm@12.5mm)
You never know what bargains you will find!
Any questions email or call Chris @ (***)-433-3597
All items are sold "AS - IS, Where - IS" no returns or refunds. Items are described to the best of our knowledge, however, We at Fabmasterd Machinery and/or the Seller make no guarantees regarding accuracy, errors or omissions in item descriptions and make no warranty, express or implied as to the nature, quality, value or condition of any item.
