JET JTM-1254RVS Variable Speed Vertical Mill with X & Y Powerfeeds is a heavy-duty 12" x 54" vertical milling machine engineered by JET to deliver exceptional durability, strength, and precision. Designed for demanding machining environments, this variable speed mill combines a robust casting with precision-engineered components to produce high-quality components with consistent accuracy. The machine features X & Y powerfeeds, a 5HP motor, and a wide spindle speed range of 80 - 3,800 RPM, making it a versatile solution for professional milling operations. All JET mills are backed by the industry-leading JET Two Year Warranty.

Key Features

• Adjustable gibs throughout for precise fit and reduced wear over the life of the machine
• Dual locks on all moveable surfaces provide solid workholding stability during cutting operations
• Heavy-duty spindle brake for rapid stopping of the spindle, improving operator safety and workflow efficiency
• Precision bored and honed milling head ensures accurate spindle alignment and smooth operation
• Precision hardened and ground ways and table for long-lasting surface integrity and dimensional accuracy
• Three precision ground T-slots with 2-1/2" T-slot centers for secure and flexible workpiece fixturing
• Three-stage power downfeed with automatic stop for consistent, repeatable depth control
• Two 115V outlets on the electrical box dedicated to powerfeeds, providing a clean and integrated electrical setup
• Variable speed R-8 spindle with a range of 80 - 3,800 RPM to accommodate a wide variety of materials and cutting tools
• Collet capacity of 1/8" to 1" supporting a broad range of tooling options
• Ongoing automatic lubrication system for reduced maintenance and extended machine life
• Quick nut spindle feed for faster tool changes and improved productivity
• JET exclusive new casting design allows easier machine leveling without raising it off the floor
• Available in both R-8 and NT-40 spindle configurations to suit shop requirements

Specifications

• MPN: JT9-698086
• Style (Type): Variable Speed R8
• Motor: 5HP, 230/460V, 3Ph
• Range of Spindle Speeds (RPM): 80 - 3,800
• Spindle Taper: R-8
• Spindle Travel (In.): 5
• Quill Diameter (In.): 4-1/8
• Quill Down Feed Rates (IPR): .0015 / .003 / .008
• Collet Capacity: 1/8 - 1
• Column Width (In.): 14-1/4
• Distance Spindle to Column (Max.) (In.): 27-3/4
• Max Distance Spindle to Table (In.): 23
• Saddle Width (In.): 25-5/8
• T-Slot Centers (In.): 2-1/2
• Overall Dimensions (L x W x H) (In.): 92-1/8 x 79-7/8 x 104-1/4
• Country of Origin: Taiwan
• Prop 65: Cancer and Reproductive Harm

Frequently Asked Questions

What spindle taper does the JET JTM-1254RVS use?

The JTM-1254RVS is configured with an R-8 spindle taper. It is also available in an NT-40 spindle configuration. The collet capacity ranges from 1/8" to 1" to accommodate a wide variety of cutting tools.

What are the available quill down feed rates for this mill?

The JTM-1254RVS features a three-stage power downfeed system with automatic stop. The three available quill down feed rates are .0015, .003, and .008 inches per revolution (IPR).

What is the purpose of the two 115V outlets on the electrical box?

The two 115V outlets located on the electrical box are dedicated exclusively for use with powerfeeds. They provide an integrated and organized electrical connection point for the X & Y powerfeed units included with this machine.

What warranty is included with the JET JTM-1254RVS?

The JET JTM-1254RVS is backed by the industry-leading JET Two Year Warranty, reflecting JET's confidence in the durability and precision engineering of this vertical milling machine.