350mm Round Shank Concrete Drill Bit SDS Plus Concrete Saw Hole Cutter Cement Stone Wall Drill Bit with 30/40/50mm Expansion（Silver）

This set includes 30mm, 40mm, and 50mm core drill bits, SDS+ chucks, guide drills, and a 350mm SDS+ extension shank.

Made of hardened metal, high-quality tungsten carbide tip, long service life. Suitable for brick walls, red bricks, masonry walls, foam bricks, hollow core drills, etc. It can be used to install air conditioners such as air conditioners, extractor hoods, or washing machines.

The drill teeth are sharp, the vibration is low during the opening process, and the operation is stable. Round alloy blade combinations, with each blade having to bear part of the workload, are not likely to tear.

Professionally designed drain holes ensure smooth chip removal during opening. Comes complete with core drill, pilot drill and SDS arbor, easy and quick to drill.

Low pressure is essential to extend the life of the cutting tips and achieve a straight cut. They cannot be used for concrete, load-bearing walls, walls with steel bars.

Advantages:

1. Made of high quality carbide tipped metal, very durable.

2. Largely replace the broken adapter with your drill chuck.

3. Simple operation, easy to use and quickly perforated.

4. Used for drilling walls, stones, bricks or air conditioning installation, etc.

5. High-frequency welding technology, the welding openings are very strong, smooth inside and outside the welding mouth.

Precautions:

1. The hole opener and connecting rod must be used together to penetrate the wall.

2. After penetrating the wall, you can remove the positioning drill bit and reopen the hole.

3. Hole openers cannot be used for concrete, load-bearing walls, or walls with steel bars.

4. This set cannot be used for impact drills and hand drills for three-jaw chucks.

5. During use, the force must be uniform and the machine must be stable to avoid danger.

Note: When drilling large concrete walls, it is necessary to add water and cool continuously during drilling to ensure the wear resistance of the drill bit.

Features:

1. Durable - This SDS Plus shank hole saw set is made of carbide-tipped metal, very durable.

2. Excellent Workmanship - Simple operation, easy to use and quickly perforated, ideal for cutting clean holes in concrete, brick and block.

3. Applications: It can be used for installing air conditioners, such as air conditioners, extractor hoods or washing machines. Punching pipes, etc.

Specifications:

Product Name: SDS Plus Round Handle Concrete Wall Drill Bit

Color: Silver

Core Drill Diameter: 30mm, 40mm, 50mm,

Weight: 1.5kg

Material: Carbide Tipped Metal

Connecting Rod Length: Approx. 350mm

Material used: impact drill, electric hammer, etc.

Use: brick walls, red bricks, masonry walls, foam bricks, hollow core drills, etc.

Applications: It can be used to install air conditioners, such as air conditioners, range hoods or washing machines, pipe punching machines, etc.

SDS Plus Shank Hole Saw Cutter

Opening hole operation of wall and brick structure, such as adobe wall, mixed brick wall, cement wall, foam wall, red brick wall.

Widely used to install air conditioner, oil fume extractor and open sewer pipe hole, etc.

Wide Range of Applications

This masonry hole cutter set is made of carbide-tipped material High-quality tungsten carbide, high strength and excellent drilling performance for long-term tough drilling work, also durable enough for a long service life.

Well Made

Low pressure is essential to extend the life of the cutting tips and achieve a straight cut. The hole openers cannot be used for concrete, load-bearing walls, or walls with steel bars.

Precautions

Made of hardened metal, high-quality tungsten carbide tip, durable and long service life. Suitable for brick walls, red bricks, masonry walls, foam bricks, hollow core drills, etc. It can be used to install air conditioners, such as air conditioners, range hoods, or washing machines.