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4” MILLING SWIVEL
MACHINE VISE
90360
ASSEMBLY AND OPERATING INSTRUCTIONS
3491 Mission Oaks Blvd., Camarillo, CA 93011
Visit our Web site at http://www.harborfreight.com
Copyright © 2003 by Harbor Freight Tools®. All rights reserved. No portion of
this manual or any artwork contained herein may be reproduced in any shape
or form without the express written consent of Harbor Freight Tools.
For technical questions and replacement parts, please call 1-800-444-3353
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Specifications
Overall Dimensions 16-1/2” L x 10-1/2” W x 4-3/4 H
Jaw Opening 4”
Vise Dimensions 4-1/8” W x 1-3/8” Throat Depth
Mounting Slots 2 @ 9/16” W x 7/8” Deep
Handle 7-7/8” L
Swivels 360 Degrees
Weight 44 Lbs.
Save This Manual
You will need the manual for the safety warnings and precautions, assembly instructions,
operating and maintenance procedures, parts list and diagram. Keep your invoice with this
manual. Write the invoice number on the inside of the front cover. Keep the manual and
invoice in a safe and dry place for future reference.
Safety Warnings and Precautions
WARNING: When using tool, basic safety precautions should always be followed to
reduce the risk of personal injury and damage to equipment.
Read all instructions before using this tool!
1. Keep work area clean. Cluttered areas invite injuries.
2. Observe work area conditions. Don’t expose to rain. Keep work area well lighted.
3. Keep children away. Children must never be allowed in the work area. Do not let
them handle or play with the Vise.
4. Store idle equipment. When not in use, tools must be stored in a dry location to
inhibit rust. Always lock up tools and keep out of reach of children.
5. Use the right tool for the job. Do not attempt to force a small tool or attachment to
do the work of a larger industrial tool. There are certain applications for which this tool
was designed. It will do the job better and more safely at the rate for which it was
intended. Do not modify this tool and do not use this tool for a purpose for which it
was not intended.
6. Dress properly. Do not wear loose clothing or jewelry as they can be caught in
moving parts. Protective, electrically non-conductive clothes and non-skid footwear
are recommended when working. Wear restrictive hair covering to contain long hair.
7. Use eye and ear protection. Always wear ANSI approved impact safety goggles.
Wear a full face shield if you are producing metal filings or wood chips. Wear an ANSI
approved dust mask or respirator when working around metal, wood, and chemical
dusts and mists.
8. Do not overreach. Keep proper footing and balance at all times.
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9. Maintain tools with care. Keep tools clean for better and safer performance. Follow
instructions for lubricating and changing accessories. The handles must be kept
clean, dry, and free from oil and grease at all times.
10. Remove adjusting keys and wrenches. Check that keys and adjusting wrenches
are removed from the tool before working.
11. Stay alert. Watch what you are doing, use common sense. Do not operate any tool
when you are tired.
12. Check for damaged parts. Before using any tool, any part that appears damaged
should be carefully checked to determine that it will operate properly and perform its
intended function. Check for alignment and binding of moving parts; any broken parts
or mounting fixtures; and any other condition that may affect proper operation. Any
part that is damaged should be properly repaired or replaced by a qualified
technician.
13. Replacement parts and accessories. When servicing, use only identical
replacement parts. Use of any other parts will void the warranty. Only use accessories
intended for use with this tool. Approved accessories are available from Harbor
Freight Tools.
14. Do not operate tool if under the influence of alcohol or drugs. Read warning
labels if taking prescription medicine to determine if your judgment or reflexes are
impaired while taking drugs. If there is any doubt, do not operate the tool.
15. Maintenance. For your safety, service and maintenance should be performed
regularly by a qualified technician.
Warning: The warnings, cautions, and instructions discussed in this instruction manual
cannot cover all possible conditions and situations that may occur. It must be understood by the operator that common sense and caution are factors which cannot be
built into this product, but must be supplied by the operator.
Unpacking
When unpacking, check to make sure the parts listed on page 5 are included. If any parts
are missing or broken, please call Harbor Freight Tools at the number on the cover of this
manual as soon as possible.
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Operation
Handle (#12)
FIGURE 1
Scale Insert
Jaw
Jaw
Locking Nut(#15)
Mounting Slot
Setting Up The Vise
1. Use the Mounting Slots (See FIGURE 1) to mount the Vice to your milling machine.
Follow the safety and assembly instructions supplied with your milling machine on the proper
mounting location and safety precautions for mounting a Vise.
Using the Vice
Refer to FIGURE 1.
1. With a wrench (not included), turn the Locking Nuts (#15) counterclockwise to loosen the
swivel Base (#1) and swivel the Vise to the desired position. Turn the Locking Nuts (#15)
clockwise to tighten it in place. Note: The Vise has a Scale to assist when swiveling. The
Scale is set in repetitive increments of 0 to 90 degrees. 0 to 90 degrees repeats four times for
a total of 360 degrees. See FIGURE 1 and Scale Insert.
2. To open the Jaws, turn the Handle (#12) counterclockwise until the Movable Jaw (See
FIGURE 1.) opens to the desired width. Insert the workpiece.
3. Turn the Handle (#12) clockwise to tighten the Jaws around the workpiece. Do not over-
tighten the Vise on the workpiece; damage may occur to the workpiece.
4. When you are finished, turn the Handle (#12) counterclockwise to loosen the Jaws.
Do not over tighten.
Maintenance
1. For better and safer perfomance keep all of the Vise parts clean and
dry at all times.
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Parts List
Part No. Description Qty.
1 Base 1
2 Slide 1
3 Cover 1
4 Jaws 2
5Nut 1
6 Stopper 1
7 Spindle 1
8 Spacer 1
9 Spacer 1
10 Chuck Nut 1
11 Fitting 1
12 Handle 1
13 Washer 2
14 Base Bolt 2
15 Locking Nut 2
16 Key Screw 2
17 Pin 1
18 Key 1
19 Lock Washer 1
20 Key Bolt 4
21 Key Bolt 2
Assembly Drawing
PLEASE READ THE FOLLOWING CAREFULLY
THE MANUFACTURER AND/OR DISTRIBUTOR HAS PROVIDED THE PARTS DIAGRAM IN THIS
MANUAL AS A REFERENCE TOOL ONLY. NEITHER THE MANUFACTURER NOR DISTRIBUTOR MAKES ANY REPRESENTATION OR WARRANTY OF ANY KIND TO THE BUYER THAT HE
OR SHE IS QUALIFIED TO MAKE ANY REPAIRS TO THE PRODUCT OR THAT HE OR SHE IS
QUALIFIED TO REPLACE ANY PARTS OF THE PRODUCT. IN FACT, THE MANUFACTURER
AND/OR DISTRIBUTOR EXPRESSLY STATES THAT ALL REPAIRS AND PARTS REPLACEMENTS
SHOULD BE UNDERTAKEN BY CERTIFIED AND LICENSED TECHNICIANS AND NOT BY THE
BUYER. THE BUYER ASSUMES ALL RISK AND LIABILITY ARISING OUT OF HIS OR HER
REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENT PARTS THERETO, OR ARISING
OUT OF HIS OR HER INSTALLATION OF REPLACEMENT PARTS THERETO.
NOTE: Some parts are listed and shown for illustration purposes only and are not available
individually as replacement parts.
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