JET JTM-1254VS Variable Speed Vertical Mill with Newall DP700 3X (K) DRO and X-Axis Powerfeed is a precision-engineered 12" x 54" vertical milling machine from JET, built for demanding industrial and production environments where accuracy, durability, and versatility are essential. Combining a wide variable spindle speed range, a 3-axis Newall DP700 digital readout, and an X-axis powerfeed, this heavy-duty mill is designed to deliver consistent, high-quality results on complex milling operations. The NST #40 spindle taper, 5HP three-phase motor, and precision hardened and ground ways and table make it a capable centerpiece for any serious machine shop. Backed by the industry-leading JET Two Year Warranty, this mill is engineered to perform with confidence shift after shift.

Key Features

• Adjustable gibs throughout for precise fit and long-term accuracy
• Dual locks on all moveable surfaces for rigid, secure setups
• Heavy-duty spindle brake for rapid stopping of the spindle
• Precision bored and honed milling head ensures tight tolerances and smooth operation
• Precision hardened and ground ways and table for lasting accuracy and wear resistance
• Three precision ground T-slots for versatile workholding and fixture mounting
• Three-stage power downfeed with automatic stop for controlled, repeatable depth cuts
• Two 115V outlets on electrical box dedicated for powerfeeds only
• Variable speed design with a spindle speed range of 80 - 3,800 RPM for broad material compatibility
• Ongoing automatic lubrication system for reduced maintenance and extended machine life
• Quick nut spindle feed for fast, efficient operation
• Exclusive JET casting design allows easier machine leveling without lifting off the floor
• Available with R-8 or NT-40 spindle taper to suit tooling preferences
• 3-axis (Knee) Newall DP700 DRO for real-time, accurate positional readout
• X-axis powerfeed for smooth, consistent table travel during milling operations

Specifications

• MPN: JT9-698144
• Stock Number: 698144
• Style (Type): Variable Speed
• Motor: 5HP, 230/460V, 3Ph
• Spindle Taper: NST #40
• Range of Spindle Speeds (RPM): 80 - 3,800
• 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)
• Powerfeed: X-Axis
• 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?

This mill is equipped with an NST #40 spindle taper, making it compatible with a wide range of NT-40 toolholders and cutting tools commonly used in professional machine shop environments.

What is the spindle speed range on this variable speed mill?

The JTM-1254VS offers a variable spindle speed range of 80 to 3,800 RPM, providing broad flexibility for machining a wide variety of materials and cutting tool types without the need to change belt positions.

What power requirements does the JTM-1254VS motor require?

The mill is powered by a 5HP motor rated at 230/460V, 3-phase, making it suitable for use in industrial facilities with three-phase electrical service.

Does this mill include a digital readout and powerfeed, and how many outlets are provided for powerfeeds?

Yes, this model includes the Newall DP700 3-axis (Knee) DRO for precise positional readout and an X-axis powerfeed for consistent table travel. The electrical box provides two dedicated 115V outlets specifically for powerfeed use.