JET JTM-1254VS Variable Speed Vertical Mill w/ACU-RITE 203 3X (K) DRO X & Y Powerfeeds & Air Power Drawbar is a professional-grade 12" x 54" vertical milling machine from JET, engineered for machinists and production shops demanding exceptional precision, durability, and operational versatility. Combining a variable speed spindle range of 80 - 3,800 RPM, a 5HP motor, NST #40 spindle taper, integrated ACU-RITE 203 3-axis DRO, X & Y powerfeeds, and a pneumatic power drawbar, this mill delivers the accuracy and efficiency required for demanding milling operations. Backed by the industry-leading JET Two Year Warranty, the JTM-1254VS is built to perform consistently on the shop floor day after day.

Key Features

• Adjustable gibs throughout for precise fit and reduced play across all axes
• Dual locks on all moveable surfaces for secure, repeatable positioning
• Heavy-duty spindle brake for rapid stopping of the spindle
• Precision bored and honed milling head ensures accurate spindle alignment
• Precision hardened and ground ways and table for long-lasting accuracy and smooth travel
• Three precision ground T-slots for versatile workholding setups
• Three-stage power downfeed with automatic stop for controlled, consistent depth passes
• Quill down feed rates of .0015, .003, and .008 IPR for fine-tuned material removal
• Two 115V outlets on the electrical box dedicated for Powerfeeds only
• Ongoing automatic lubrication system for reduced maintenance and extended machine life
• Quick nut spindle feed for faster tool changes and improved workflow
• JET exclusive new casting design allows easier machine leveling without lifting off the floor
• ACU-RITE 203 3-axis DRO provides real-time positional readout for X, Y, and Z axes
• X & Y powerfeed axes for reduced operator fatigue and improved feed consistency
• Pneumatic (air) power drawbar for fast, effortless tool clamping and release
• Available in NST #40 spindle taper to accommodate a wide range of tooling
• Collet capacity range of 1/8" to 1" for versatile tooling compatibility
• 5HP, 230/460V, 3-phase motor delivers ample power for heavy milling tasks
• Backed by the industry-leading JET Two Year Warranty

Specifications

• MPN: JT9-698058
• Stock Number: 698058
• Brand: JET
• Style (Type): V
• Motor: 5HP, 230/460V, 3Ph
• Range of Spindle Speeds (RPM): 80 - 3,800
• Spindle Taper: NST #40
• Spindle Travel (In.): 5
• Quill Diameter (In.): 4-1/8
• Quill Down Feed Rates (IPR): .0015 * .003 * .008
• Collet Capacity: 1/8 - 1
• Number of Axis: 3 (Knee)
• Power Draw Bar: Pneumatic
• 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
• 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-1254VS use?

The JTM-1254VS is equipped with an NST #40 spindle taper, which accommodates a wide range of standard milling toolholders and collets with a capacity range of 1/8" to 1".

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

The JTM-1254VS offers three-stage power downfeed with quill down feed rates of .0015, .003, and .008 IPR, along with an automatic stop feature for precise depth control during milling operations.

What electrical requirements does this machine have?

The JTM-1254VS is powered by a 5HP motor requiring 230/460V, 3-phase power. Additionally, the electrical box includes two dedicated 115V outlets intended exclusively for the Powerfeeds.

What DRO system is included and how many axes does it cover?

This mill comes equipped with the ACU-RITE 203 3-axis DRO, providing real-time digital readout across the X, Y, and Z (Knee) axes for precise positional control throughout the machining process.