JET JMD-45GHPF Geared Head Square Column Mill/Drill with Power Downfeed, DP700 2-Axis DRO & X-Axis Powerfeed is a heavy-duty milling and drilling machine engineered by JET to deliver the rigidity and precision required for a wide variety of demanding drilling and milling applications in high-intensity environments. Featuring a 6-speed geared head, R8 spindle, and square column with dovetail ways, this mill/drill is built for machinists who need full power transmission, repeatable accuracy, and versatile tooling compatibility. CSA/CUS Certified.

Key Features

• Easy to read internal depth gauge for precise depth control during drilling and milling operations
• Full power to the cutting tools through a 6-speed geared head, ensuring consistent torque across the speed range
• Heavy-duty design allows for a variety of precision drilling applications in high-intensity environments
• Milling table allows for movement, providing flexibility in workpiece positioning
• R8 spindle allows use of all mill tooling, maximizing compatibility with a wide range of cutting tools
• Rapid spindle speed changes through quick-select gear shift levers for efficient workflow
• Square column with dovetail ways for enhanced rigidity and precise head positioning
• X-Axis Powerfeed for automated table travel, reducing operator fatigue and improving surface finish consistency
• DP700 2-Axis DRO included for accurate, at-a-glance positional readout during machining
• Power downfeed capability for controlled and repeatable spindle advancement
• Mill Drill Stand (p/n 350045), shown in some images, is optional and sold separately

Specifications

• Stock Number: 351153
• Country of Origin: Taiwan
• Motor: 1-1/2HP, 115/230V, 1Ph
• Number of Spindle Speeds: 6
• Range of Spindle Speeds: 65-1550 RPM
• Spindle Taper: R8
• Spindle Travel: 5 in.
• Quill Diameter: 3 in.
• Table Size (L x W): 9-1/2 x 32-1/4 in.
• Table Longitudinal Travel: 20-1/2 in.
• Max Distance Spindle to Table: 18-1/8 in.
• Face Mill Capacity: 4 in.
• Swing: 19-11/16 in.
• Base Dimensions: 26-11/16 x 15-15/16 in.
• Overall Dimensions (L x W x H): 29 x 36 x 50 in.
• Powerfeed: X-Axis Powerfeed
• Weight: 820 lbs.
• Certification: CSA/CUS
• Prop 65: Cancer and Reproductive Harm
• Warranty: JET Red Assurance 2-Year Warranty

Frequently Asked Questions

What spindle taper does the JMD-45GHPF use, and what does that mean for tooling?

The JMD-45GHPF uses an R8 spindle taper, which allows use of all mill tooling compatible with the R8 standard. This is one of the most common spindle tapers in hobby and light industrial milling, giving operators access to a broad selection of collets, end mill holders, face mill adapters, and other cutting tool holders.

How many spindle speeds are available, and what is the speed range?

The machine offers 6 spindle speeds, with a range of 65-1550 RPM. Speed changes are made quickly and efficiently through quick-select gear shift levers, allowing operators to adapt to different materials and cutting tool requirements without significant downtime.

Is the Mill Drill Stand shown in the product images included with the machine?

No. The Mill Drill Stand (p/n 350045), shown in some images, is optional and is not included with the JMD-45GHPF. It must be purchased separately if desired.

What does the power downfeed feature do, and is a DRO included?

The power downfeed feature provides motorized, controlled advancement of the spindle into the workpiece, allowing for consistent and repeatable drilling and boring depths with reduced operator effort. A DP700 2-Axis DRO is included with this configuration, providing precise positional readout on two axes to support accurate milling and drilling work.