915 Generation 50 Pcs Diamond Coated Drill Bit for 8 mm Diamond Pointed

A thicken diamond coating on the tops offers superior cutting strength for maximum drilling outcomes
SHARP & CUT The diamond creates a high precision, cut with no broken edges. for making clean and accurate hole
SATISFIED SIZE Cutting hole diameter : 8mm / 0.3 inch, length: 6cm /2.3inch.Super drill bits you can drill where you to drill your hole and use it as a "guide" to the hole
OPERATION drill at 45° to surface and align to 90° as hole forms. Reduced drill speeds, low drill pressure,and water is required to cool down the drill when using , extend drill bit life considerably
APPLICATION Hole saws perfect for drilling glass, tile, porcelain tile, ceramic tile, brick, blocks jars, mable, granite light stone
Good Performance:
Diamond dust coating offers superior performance and cutting strength. Diamond coating maximizes performance and retains a sharper than carbide or bimetal hole saws
No tremor phenomenon, small incision resistance and fast hole speed, easy chip evacuation, ensuring you a experince when using diamond .
Wide Application of The Tile : set for wet cutting tiles, glass, fish tanks, , granite, ceramic, porcelain, bottles, quartz sinks.
50 diamond coated core hole saws for kitchen, bathroom, shower, faucets
Color: Silver
Material: Diamond
How to Use Tile Drill Correctly:
Use pen to of hole, and keep wet with water or coolant.
Angle drill 45 degrees to hole, and being drilling at low speeds. Angle drill to vertical position once the hole has started.
Minimum pressure. Slow speed down for exit hole or drill from the other side to prevent breakthrough.
Note:
Electroplated diamond coating will wear off if the tool gets too hot. Never let your drill bit run dry. keep adding water when the diamond drill bits are working on the glass or ceramics.
Package include:
50 x Diamond Coated Drill Bit
Only the above package content, other are not included.
Note: Light and different displays may cause the color of the item in the a little different from the real . The measurement allowed error is +/- 1-3cm.