JET JTM-1254RVS Variable Speed Vertical Mill w/ACU-RITE 203 DRO X & Y Powerfeeds is a professional-grade 12" x 54" vertical milling machine engineered by JET for shops that demand precision, durability, and consistent performance. Combining variable spindle speed control ranging from 80 to 3,800 RPM with an ACU-RITE 203 Digital Readout and X & Y axis Powerfeeds, this heavy-duty mill delivers the accuracy and ease of operation required for producing high-quality machined components. Backed by the industry-leading JET Two Year Warranty, this machine is built to handle rigorous production environments with confidence.

Key Features

• Adjustable gibs throughout for precise fit and smooth movement along all axes
• Dual locks on all moveable surfaces provide maximum rigidity and workpiece stability during cutting operations
• Heavy-duty spindle brake for rapid stopping of the spindle, improving operator efficiency and safety
• Precision bored and honed milling head ensures consistent accuracy and extended service life
• Precision hardened and ground ways and table deliver long-lasting accuracy and reduced wear
• Three precision ground T-slots for secure and versatile workholding setups
• Three-stage power downfeed with automatic stop for repeatable depth control and reduced operator fatigue
• Two 115V outlets on the electrical box dedicated for Powerfeeds only, providing convenient and integrated power management
• Variable spindle speed range of 80 - 3,800 RPM accommodates a wide variety of materials and cutting operations
• ACU-RITE 203 DRO with X & Y Powerfeeds for enhanced positioning accuracy and streamlined workflow
• Ongoing automatic lubrication system helps maintain performance and extend machine longevity
• Quick nut spindle feed for faster setup and tool changes
• JET exclusive new casting design simplifies machine leveling without requiring the machine to be raised off the floor
• Available in R-8 spindle taper to suit a broad range of tooling requirements

Specifications

• MPN: JT9-698110
• Stock Number: 698110
• 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
• Number of Axis: 2
• 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-1254RVS use?

The JTM-1254RVS uses an R-8 spindle taper, which accepts a wide range of standard collets and tooling with a collet capacity of 1/8" to 1".

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

The spindle speed range runs from 80 to 3,800 RPM, providing the flexibility to machine a broad variety of materials and perform a wide array of milling operations at optimal cutting speeds.

What power downfeed rates are available, and does the machine include an automatic stop?

The JTM-1254RVS features a three-stage power downfeed with quill down feed rates of .0015, .003, and .008 IPR. It also includes an automatic stop feature for repeatable and precise depth control.

Does the machine have dedicated power outlets for the Powerfeeds?

Yes. The electrical box includes two 115V outlets designated exclusively for Powerfeeds, allowing convenient and integrated power management for the X and Y axis Powerfeed units without requiring separate wiring.