Drill bit for granite and marble, it’s important to use the correct type of drill bit to prevent damage to the stone and to ensure a clean and precise hole. Here are two types of drill bits that are commonly used for drilling through granite and marble:

1. Diamond drill bits: These drill bits are made of high-quality diamond particles and are specifically designed for drilling through hard materials like granite and marble. They are usually more expensive than other types of drill bits, but they are also more durable and can create clean, precise holes.
2. Carbide-tipped masonry drill bits: These drill bits are made of steel with carbide tips and are designed for drilling through materials like concrete, brick, and stone. They can also be used for drilling through granite and marble, but they may not be as effective as diamond drill bits.

It’s important to use water or a coolant when drilling through granite and marble to prevent overheating and to help flush away debris. Also, make sure to use the correct size of drill bit for the hole you need to create.

A diamond wet core drill bit is a specialized tool used for drilling holes in hard materials such as concrete, stone, and masonry. It is designed with a metal barrel that is coated with diamond particles on the cutting edge, allowing it to drill through hard materials with ease.

Unlike traditional drill bit for granite and marble, which use friction and heat to cut through materials, diamond wet core drill bits use a water-cooling system to prevent overheating and damage to the bit. The water also helps to flush away debris and keep the cutting edge lubricated for smoother and more efficient drilling.

Drill Bit for Granite and Marble- wet milling and drilling stone

PRODUCTS FEATURES 

1, High frequency available;

2, Idea for wet drilling the faucet mounting holes in stone countertop, plumbing lines in showers, and vanities;

3, Special bond provides long life and aggressive drilling speed;

4,Use wet drilling for stone, wet using will greatly prolong the segment life.

Specifications

Diameter: 35mm/1-3/8″

Arbor: M14 Female/1/2 Gas Male

Segment height:10mm

Segment thickness:2.0mm

RPM:2500-5000rpm

Drilling Speed 20-30s/hole for 3cm granite

Lifetime:80-100 holes