This document provides information on recognizing a dull oscillating tool blade and the importance of keeping blades sharpened. It outlines signs of a dull blade, such as shiny surfaces or lines and vibrations. It explains that dull blades lose efficiency, use more electricity, and create loud sounds. The document then details two methods for sharpening carbide blades - wet grinding or manual sharpening. Both methods involve honing each blade tooth the same amount to sharpen it progressively until sparking out.

2. Sharpening
Your Oscillating
Tool Blades

3. Signs of
A Dull Blade
Dullness is shiny, sharpness looks dark.01
Lines visible on blade, indicate wear.02
Intersecting lines that reflect light.03
Blade whines or vibrates.04
Fingernail Test: "Lightly scrape a fingernail
to test if it will catch and shave a little off.
05

4. Why It’s Important To
Keep Blades Sharpened
Dull blades create loss of efficiency.01
Dull blades use more electricity.02
Creates loud sounds such as whining
and vibrating.
03
Cuts by the blade wonder.04
Surfaces become fuzzy or grainy.05
Sawdust turns into brown powder .06

5. Step By Step: How to Sharpen a Carbide
By using a abrasive wheel,
it mechanically positions
and locks blade tip in place.
Wet
Grinding
Manual
Sharpening
Step 1 Step 2 Step 3
Step 1 Step 2
Hone an identical
conservative amount
off each blade.
Repeat passes and hone
progressively lighter until the
final touch is just sparking out.
Hone one tooth face at a
time with a diamond lap.
Hone each one the same
amount of strokes rigorously
controlled, skipping none.

6. Now that you know the signs of a dull blade, it will be much easier to
recognize. With the easy steps that have been provided you can
sharpen your blades yourself conveniently and safely.

7. www.FitzAllBlades.com