JET JTM-1254RVS Variable Speed Vertical Mill w/Newall DP700 3X (K) DRO X Y & Z Powerfeeds & Air Power Drawbar is a professional-grade 12" x 54" variable speed vertical milling machine engineered by JET for demanding industrial and production environments. Combining precision construction with a comprehensive package that includes a Newall DP700 3-axis knee DRO, X, Y, and Z powerfeeds, and a pneumatic power drawbar, this mill delivers the accuracy, control, and efficiency required for producing high-quality components. Backed by the industry-leading JET Two Year Warranty, this machine is built to perform with durability and confidence across a wide range of milling operations.

Key Features

• Adjustable gibs throughout for precise fit and long-term accuracy
• Dual locks on all moveable surfaces for enhanced rigidity during cutting
• Heavy-duty spindle brake for rapid stopping of the spindle
• Precision bored and honed milling head for exceptional accuracy
• Precision hardened and ground ways and table for consistent, reliable performance
• Three precision ground T-slots for secure and versatile workpiece fixturing
• Three-stage power downfeed with automatic stop for controlled depth operations
• Two 115V outlets on the electrical box dedicated for powerfeeds
• Variable spindle speed range of 80 - 3,800 RPM for versatile material and tooling applications
• 5 HP, 230/460V, 3-phase motor delivering robust cutting power
• R-8 spindle taper with collet capacity from 1/8" to 1"
• Newall DP700 3-axis (knee) digital readout for precise positioning on X, Y, and Z axes
• Pneumatic (air) power drawbar for fast, convenient tool changes
• Automatic lubrication system for ongoing protection of critical components
• Quick nut spindle feed for efficient operation
• JET exclusive new casting design for easier machine leveling without lifting off the floor

Specifications

• Stock Number: 698137
• Spindle Taper: R-8
• Collet Capacity: 1/8" - 1"
• Range of Spindle Speeds (RPM): 80 - 3,800
• Motor: 5HP, 230/460V, 3Ph
• Number of Axis: 3 (Knee)
• Quill Diameter (In.): 4-1/8
• Quill Down Feed Rates (IPR): .0015 / .003 / .008
• Spindle Travel (In.): 5
• 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
• Power Draw Bar: Pneumatic
• Style (Type): Variable Speed
• Country of Origin: Taiwan
• Prop 65: Cancer and Reproductive Harm

Frequently Asked Questions

What spindle taper does the JTM-1254RVS use, and what is the collet capacity range?

The JTM-1254RVS features an R-8 spindle taper with a collet capacity range of 1/8" to 1", making it compatible with a wide variety of standard tooling used in professional milling applications.

What is included with the DRO and powerfeed package on this machine?

This machine comes equipped with a Newall DP700 3-axis (knee) digital readout providing precise positioning on the X, Y, and Z axes, along with powerfeeds on all three axes. The electrical box also includes two dedicated 115V outlets specifically for the powerfeeds.

What are the available quill downfeed rates, and does the machine have an automatic stop feature?

The quill downfeed offers three selectable rates: .0015, .003, and .008 IPR. The machine includes a three-stage power downfeed with an automatic stop, allowing for precise and repeatable depth control during milling operations.

How does the pneumatic power drawbar benefit tool changes on this mill?

The pneumatic (air) power drawbar simplifies and speeds up tool changes by using air pressure to engage and release tooling in the R-8 spindle taper, reducing manual effort and downtime compared to a conventional hand-operated drawbar.