📣Description

Our product is made of high-quality carbide, it can be precisely positioned and has fast hole opening efficiency. And the double chip discharge holes and spiral groove design give it a powerful cleaning ability. In addition, we provide you with a protective aluminum case for storing and carrying these tools. It will become a powerful assistant in your work.

📣 Key Features

High-quality Material: The product is made of high-quality carbide as raw material, which has strong hardness and wear resistance, making the service life of the product longer.

Quick Hole Opening: The product is equipped with a triple-edged blade, which makes the opening faster and greatly improves your work efficiency.

Precise Positioning: The product adopts a 135° drill tip design, which can accurately position the drill hole and effectively help you reduce construction error.

Stable Clamping: The round shank is available in "five pits" and "two pits and two slots", which is well suited for both electric hammers and impact drills and can be securely clamped on them.

Good Protection: The cotton pad and fleece in the aluminum storage box can protect the products well and make them less likely to be worn and scratched. It helps to extend the service life of the products.

Excellent Anti-rust: The surface of the product is sandblasted and coated with anti-rust oil, so it has a good anti-rust ability. You don't have to worry about the product rusting thus affecting the overall beauty and performance of the product.

Easy to Clean: The product adopts double chip discharge holes inside and outside, which can quickly remove dust to prevent chip clogging.

Easy to Carry: The product set is equipped with an aluminum storage box, and it is fitted with a handle for easy carrying. You can take it with you wherever you want to go.

Easy Installation: The installation of the product is very simple, you just need to install the central drill into the extension rod and then tighten the screws to install it on the hole opener, which is simple and convenient, and can be operated by novices.

📣 Details

External Threaded Interface: The product is designed with an external threaded interface. It can fit closely with your drill chuck, thus greatly improving the drilling speed.

Spiral Groove: The product adopts a spiral groove design to exclude debris, it can make debris cleaning more comprehensive and effectively prevent debris clogging.

📣 How to Use

• Prepare the hole opener and coupling rod.
• Put the center drill into the joint rod.
• Tighten the screws.
• Install the hole opener and finish.

📣 Application

This product is suitable for concrete, soil walls, red brick walls, foam bricks, etc., and is used when installing air conditioners, water pipes, water heaters, grease pipes, sewers, etc. It is suitable for a round shank with five pits for electric hammers and a round shank with two pits and two slots for impact drills.

📣 Specification

Color: Silver                

Style: Industrial   

Number of Pieces: 9

Material:  Alloy, Alloy Steel

Process: Sandblasting, Anti-rust Oil

Size of Hole Saws: 1-2/11",1-3/5", 2-9/16", 3-5/32", 3-15/16"(30mm, 40mm, 65mm, 80mm, 100mm)

Length of Connecting Rod: 11-13/16" (300mm)

Length of Center Drill Bits: 4-1/3"(110mm)

Angle of Pilot Drill Bit: 135°

Inner Wall Depth: 52mm/2.05in

Screw Port: M22

Gross Weight: 4.5kg/ 9.9lbs

Package Size:  39*24*11cm/15*9*4in

📣 Package Included

5 x Hole Saws

2 x Center Drill Bits

1 x SDS MAX Connecting Rod

1 x SDS PLUS Connecting Rod

1 x Storage Case  

📣 Notes

• Please fix the center drill before use.
• Please test whether the hole opener is fixed firmly by idling it before use.
• The screw of the wall opener with a diameter below 1.57inches will be higher than the opener, please take care to position it and remove it.
• After positions with the center drill, remove the center drill and follow the previous marks to open the hole.
• Please protect yourself well before working, and wear earplugs if you have to work for a long time.
• This product cannot be used for load-bearing walls or walls with reinforcement.
• We recommend that you stand firmly, use even force, and firmly grasp the machine to avoid accidents.
• Please allow the slight color difference caused by the shooting light and the 1-3 cm error due to manual measurement, and make sure you do not mind before ordering.