R8 Master holder for ER25 collet adapters. R8 Quick Tool Change Features. Once installed, tools can be changed in seconds. Short overhang and positive drive permit many milling and drilling operations. As simple to install as an R8 end mill holder; no machine modification necessary. Female taper of body ground to. 0002 TIR in relation to R8 taper. Male taper of individual tool holders ground to. 0002 TIR in relation to tool holder diameter. Tools are easy to remove and install without the need of any tools, just your hands to tighten the locking ring. Very little clearance is needed between the tool and workpiece when changing tools. This greatly reduces the amount of time spent moving the table or retracting the quill when changing the toolholders. The body can be left in the spindle, reducing wear on the spindle from constant tool changes. This Bridgeport style tool holder has been specifically designed with ease of use and quick repeatable tool change overs in mind. NO locking collar is required when performing heavy milling. Note: Uses ER25 collets, not included. Uses any ER25 spanner wrench to tighten lock down nut. Adapters fit standard BT30 tighetning fixtures. Fits all bridgeports style machines with R8 spindles. Made in the USA. The item “R8 Quick Change Tooling with Low profile ER25 Collet Adapters Bridgeport tools” is in sale since Thursday, March 28, 2019. This item is in the category “Business & Industrial\CNC, Metalworking & Manufacturing\Workholding & Toolholding\Workholding\Collets”. The seller is “great_value4u” and is located in Modesto, California. This item can be shipped to United States.

• Collet Part Type: ER25
• Modified Item: No
• Country/Region of Manufacture: United States
• Custom Bundle: Yes
• MPN: Does Not Apply
• Collet Type: Bridgeport R8 Shank “Master Holder”
• Collet Holder Type: ER25 “Adapters”
• Brand: Billet Designs -,USA
• Bundle Description: R8 Master Holder and (4) ER25 quick change adapters