Stained Glass Grinder,4200r/min Mini DIY Grinding Tool, 110V 65W Portable Glass Grinder Kit with 5/8" + 1" Replaceable Diamond Grinder Bit for Glass Processing Arts Etc. (Red)

PRECAUTIONS FOR THE USE OF STAINED GLASS GRINDER MACHINE：

- Don't grinding metal. If grinding metal, it will damage the grinding wheel and result in can not grinding glass any more.

- Can not grinding without water. Ensure the grinding wheel is wet.

- When using the grinding wheel, with small strength , don't use too much strength. Too much strength will reduce grinding machine and the service life of the grinding wheel.

- In order to prolong the service life of grinding machine, cleaning and add lubricant to the engine shaft, 25 hours after each use, remove all the grinding wheel and the fixed screw.

- If the grinding wheel not be used for a week or longer,it need to grind down on stage to prevent the direct axis stick on. This will help you to develop check engine shaft and wheel maintains a habit.

- After usement, clean the water reservoir. Remove the reservoir, clean up the rest of the residue after grinding.

FIRST TIME USE：

1. If you are a first time user, get the feel of the grinder by turning on the grinder and grinding a piece of scrap glass.

2. After unpacking all components, assemble grinder on a firm level surface to prevent grinder from tilting and rocking.

3. Wear proper apparel. Never wear loose fitting clothes, neckties, jewelry and gloves that may get caught in moving parts.

4. When using, first use light pressure to push the glass into the grinding drill bit and move the glass back and forth on the drill bit. Slowly increase the pressure until you feel comfortable with the grinding speed and your control. You will soon understand the optimal grinding pressure for the type of glass you are using.

5. Stop periodically and check the water level.Grinding without water greatly reduces the life of your grinding bits.

6. Over time, a bit may grind less effectively causing your glass to chip, this is a result of wearing away of the bit' s diamond surface.

7. When this happens, it is time to expose a new portion of the diamond surface. Loosen the set screw using the hex wrench and move the grinding bit up on the shaft to expose a new 1/8" section of diamond.

8. Secure the bit back in place making sure to tighten it against the flat side of the motor shaft.

9. The 1" grinder bit is useful for both drilling holes and intricate grinding. To set up the 1" bit, simply install work surface, then place the 1" bit directly into the top of the shaft making sure the hex screw lines up with the flat side.

Precautions When Operating Glass Grinders：

1. Before inserting the grinder, make sure the power switch is in the OFF position.

2. Always disconnect the grinder from the power outlet before installation or maintenance.

3. The operator should wear a hat or tie his hair to avoid getting caught in, and always wear safety goggles.

4. Do not open the grinder when you touch the drill bit during operation.

5. Please keep this product out of reach of children.

6. Do not leave the grinder unattended and turn off the power when not in use.

7. Please carefully read and follow all instructions.