JET JVM-948K Vertical Milling Machine

The JET JVM-948(K) Turret Head Vertical Milling Machine offers an extra large 9” x 48” table, central lubrication system, power feed on the X-axis, and Bausch and Lomb ACU-RITE II digital read out, making all manual mill operations easy and efficient.

KTM-380 Manual*

ACU-RITE II DRO Manual

VFD Speed Controller Manual

* Manual is for model Kent KTM-380, not model Jet JVM-948K. Use at your own discretion.

All Members must take a class on manual machining or an equivalent course of self-study on machining and take a Tool Training and Testing class before using this machine.

Acceptable classes on manual machining include but are not limited to:

Milling Machine Speeds Chart

Specifications of the JET JVM-948K Vertical Milling Machine

Stock No. 690073

Spindle Taper: R-8

Diam. of Spindle: 2.115”

Number of Spindle Speeds: 8

Range of Spindle Speeds

Low: (RPM): 65, 115, 200, 285

High: (RPM): 615, 1100, 1910, 2700

Quill Feeds per Revolution of Spindle: 0.0015”, 0.0028”, 0.0047”

Spindle Travel: 5”

Max. Distance Spindle to Table: 18 1/2”

Max. Distance Spindle to Column: 28 1/8”

Size of Table: 9” x 48”

Longitudinal Table Travel: 30” L & R

Per Revolution of Lead Screw: 0.200”

Cross Feed: 14 1/2”

Per Revolution of Lead Screw: 0.200”

No. of T-Slots in Table: 3

T-Slot Size: 9/16”

Table Locks: 2

Cross Carriage Lock: 1

Travel of Knee: 16”

Overarm Dovetail Ways Width: 5 3/8”

Overarm Dovetail Ways Length: 36”

Locks: 2

Travel graduated in 1/8” increments Min: 10” Max 28 3/8”

Overall Width: 67”

Overall Depth: 67”

Overall Height: 80”

Net weight (approx): 2,866 lbs

Ship weight (approx): 3,307 lbs

Explanation of Basic Functions

How to Change Tools

Resources to Learn How to Use the Manual Milling Machine

Resources for Manual Machining