Transcript
Master Thread Repair Kit Model 98522
Instruction Sheet Due to continuing improvements, actual product may differ slightly from the product described herein. Distributed exclusively by Harbor Freight Tools®.
3491 Mission Oaks Blvd., Camarillo, CA 93011 Visit our website at: http://www.harborfreight.com
Read this material before using this product. result in serious injury. Save this instruction sheet.
Failure to do so can
Copyright© 2008 by Harbor Freight Tools®. All rights reserved. No portion of this instruction sheet 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 or replacement parts, please call 1-800-444-3353.
Safety Rules WARNING! Read all instructions Failure to follow all instructions listed below may result in electric shock, fire, and/or serious injury. 1.
This product is not a toy. Keep it out of reach of children.
2.
Wear ANSI approved safety goggles and heavy work gloves when using this product.
3.
Handle with care. Tools are sharp.
4.
When cutting threads, use only with Tap Handle and Tapping Machine (not included).
5.
6.
Firmly secure work piece to work bench before working. Do not attempt to hold work piece by hand during operation. The warnings, precautions, and instructions discussed in this instruction sheet 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.
Size Chart Tap Size
Drill Bit
Punch Size
Collar Diam.
1/4” - 20
17/64”
1/8”
7/16”
5/16” - 18
21/64”
5/32”
7/16”
3/8” - 16
25/64”
7/32”
1/2”
7/16” - 14
29/64”
1/4”
1/2”
1/2” - 13
17/32”
3/8”
11/16’
Note: To maintain existing threaded hole size, drill the hole to one size larger size, then screw in the appropriate steel insert.
Specifications Thread Insert Material Drill Bits and Taps Material
5.
Stainless Steel High Speed Steel
Using the 2.5 mm Hex Wrench, adjust the collar on the Insert Tool so that the tang of the insert is about midway in the slot. See Figure 1.
Figure 1.
Unpacking When unpacking, check to make sure that the item is intact and undamaged. If any parts are missing or broken, please call Harbor Freight Tools at the number shown on the cover of this instruction sheet as soon as possible. Item Description
QTY.
1
Drill Bits (see Size Chart)
5
2
Thread Cutting Taps (see Size Chart)
5
3
Insert Tool
1
4
Insert Collars (see Size Chart)
5
5
10 Thread Inserts in each size
50
6
Punch Tools (see Size Chart)
5
7
2.5 mm Hex Wrench
1
Collar Adjusted too Low.
Using the Insert Tool, screw the insert clockwise into the hole. The insert will compress to fit the hole as it is inserted. See Figure 2.
7.
After the insert is in the hole, break off the Tang by placing the Punch Tool on it and striking the Punch Tool with a hammer (not included). Note: Insert should be flush with face of the workpiece See Figure 3.
Read the entire Safety Rules section at the beginning of this instruction sheet including all text under subheadings therein before set up or use of this product.
Set up This kit is used to replace damaged threads in metal or hard plastic.
2.
Secure your work piece firmly in a vise, with clamps, or some other means to prevent it from moving during the repair operation.
3.
Have cutting oil and a rag ready.
Figure 3.
Figure 2.
Insert Tool Collar
Steel Insert
Operation 1.
Determine the size of the threaded hole that you want.
2.
Drill out the hole, using the included drill bit to the proper size. Refer to the Size Chart on page 1 of this manual. When drilling metal parts, use a little cutting oil to lubricate and cool the drill bit.
3.
If you are going to make the threaded hole larger than the original, drill it out in steps, using a series of increasingly larger drill bits until the desired size is reached.
4.
Collar Adjusted too High.
6.
Instructions
1.
Collar Adjusted Correctly.
8.
To safeguard the tools, clean, then store them in the carrying case and out of reach of children.
Note: Replacement parts are not available for this item.
Clamp the Tap in a Tap Handle (not included). Us the same size tap as the thread size desired.
SKU 98522
For technical questions, please call 1-800-444-3353.
