From the Manufacturer

The Jacobs CAT 30 – JT3 Tool holder Adapter is designed to be used on machining centers with CAT-V 30 flange automatic tool changer. The Jacobs CAT 30 – JT3 Tool holder Adapter has a No 3 Jacobs Taper mount and 5/8-11-Inch internal thread. The Jacobs Tool holder Adapter meets ANSI/ASME Standard B5.50-1994. The Jacobs CAT 30 – JT3 Tool holder Adapter is manufactured from high-grade alloy steels, and precision CNC machined and ground to ensure high accuracy and close-tolerance fit. The Jacobs CAT 30 – JT3 Tool holder Adapter is ideal for use with custom tool and work holder designs and for specialized machining applications. The Jacobs CAT 30 – JT3 Tool holder Adapter comes with one year factory warranty. Warning: Tool holder retention studs are not necessarily interchangeable across various types of tool holders or machine tool models. Use of metric threaded studs in inch threaded holders or vice versa is dangerous. Failure to use the proper thread or stud configuration can cause the tool holder to come free of the spindle resulting in serious personal injury

If you are on our eBay store, and areinterested in more of our items, we do offer combined shipping!

Please understand we cannot seeany items in your shopping cart!!!

To request an invoice from me thatcombines your shipping please use the cart feature in eBay to add items untilyou are done shopping. Then, hit the request total from seller button. If youdo not do it this way eBay will force you to make immediate payments for eachitem you buy and you will be charged excess postage for each item.

Once your request is received, we willcombine your order and send you a corrected invoice

AFTER you have received the correctedinvoice, you may then pay for your order.

If you have a questionabout one of our products, please email us. We check our email regularly, andtry to get questions answered as quickly as possible