1/2″ Inch Diamond Drill Bit Hole Saw for Tile Glass Marble Granite Fiberglass Ceramic Tool (5 Pack) 1/2″-5pack Newsfana

1/2″ Inch Diamond Drill Bit Hole Saw for Tile Glass Marble Granite Fiberglass Ceramic Tool (5 Pack)

The perfect glass drill bit! Great for Home Projects
Smooth and Efficient Drilling Diamond coating maximizes drilling performance
and retains a sharp cutting edge after multiple applications. Versatile
Uses,Set includes commonly used sizes that is great for home and professional
use all around the house. Great to use on multiple types of materials
including glass, plastic, and ceramics If you’re a regular user of diamond
drill bits it is worth having a combination of both small diamond drill bits
in your tool box as sometimes you don’t know if you have a very tough material
until you start drilling! Perfect set for cutting accurate holes in a wide
variety of materials such as glass and ceramics These diamond drill bits made
of high-speed steel that is durable and have a long sevice life,which are high
quality and good performance that excellent for making clean and accurate
hole. Please keep adding water when the diamond drill bits are working on the
glass or ceramics.low drill pressure and increased use of water lubrication
will extend drill bit life. The perfect marble drill bit! Nickel Plated for
Extra Durability Each bit is coated with an extra layer of nickel for
protection against corrosion after multiple use. When you using the diamond
drill bits, please use lubrication (water),otherwise the diamond core drill
will burn.Not for use on Concrete or for depths beyond about 1/2″.(12MM) Read
more Need to pay attention when using! high quality diamond, the diamond hole
saw creates a high precision, smooth cut with no broken edges. Reduced drill
speeds, low drill pressure and increased use of water lubrication will extend
drill bit life considerably Note – When you using the diamond drill bits,
please use lubrication (water),otherwise the diamond core drill will burn.Not
for use on Concrete or for depths beyond about 1/2″.(12mm) Electroplated
diamond coating will wear off if the tool gets too hot. Never let your drill
bit run dry Here is how you could use water to keep the tool cool: 1.You can
build a mini water dam around the hole with plumbers putty. 2.You can choose
to spray water on the drill bit. 3. Or you can use running water to cool the
drill bit. Diamond coating maximizes performance and retains a sharper cutting
edge than traditional carbide or bimetal hole saws Read more 5pcs 1/2″ Inch
Diamond Drill Bit Hole Saw for Tile Glass Marble Granite Fiberglass Ceramic
Tool Diamond coating maximizes performance and retains a sharper cutting edge
than traditional carbide or bimetal hole saws Side holes allow for easy slug
removal after drilling Electroplated diamond coating will wear off if the tool
gets too hot. Never let your drill bit run dry. Here is how you could use
water to keep the tool cool: 1.You can build a mini water dam around the hole
with plumbers putty. 2.You can choose to spray water on the drill bit. 3. Or
you can use running water to cool the drill bit. EASY TO USE Center pilot
drill bits are for wood, metal, etc.; Here is how you can keep the drill bit
on target: 1. You can make your own guide out of plywood – plastic or even a
card board. All you need is to keep the drill bit in place until it makes the
initial marks. 2. You can start drilling at an angle, with the edge of the
drill bit making 3. C slot and then getting the drill bit up to vertical. 4.
You can manually guide the drill bit with wet sponge. Product Size: 5pcs 1/2″
Inch (12MM)

Product Features

• Diamond coating maximizes performance and retains a sharper cutting edge than traditional carbide or bimetal hole saws
• Side holes allow for easy slug removal after drilling
• Perfect set for cutting accurate holes in a wide variety of materials such as glass and ceramics
• Nickel plating on these bits maximizes your tools life with great resistance to corrosion
• 5pcs 12mm 1/2″ Inch