2 pieces hole saws 1 piece connecting rod aluminium housing 60mm 80mm electric hammer drill opener for concrete brick stone cement.

Features:

1. Robust Construction: Made from tungsten steel and YG8C alloy, this hole saw kit is sturdy, rust-resistant, and durable. Equipped with a ventilation hole for easy dust removal, it greatly improves work efficiency.
2. Wide Applications: Suitable for a wide range of materials, including hollow brick, cement wall, concrete wall, and red brick, this hole saw helps install air conditioners, range hoods, water pipes, water heaters, ventilation ducts, and sewage pipes.
3. 3-Edge Hole Dent and Chip Removal: With 3 edges for dent and chip removal, the drill bit quickly removes internal and external scratches during drilling, ensuring cleaner, faster, and more efficient drilling.
4. Compatibility: Compatible with any electric hammer drill bit that fits two two-hole groove shanks, these hole saws offer convenient and secure installation. A portable storage case is included for easy storage and transport.
5. Alloy tip angle: The alloy cutting tip, with a precise 135° ground angle, facilitates the electric hammer hole saw's penetration into the wall, achieving fast drilling and increasing overall work productivity.

Specifications:

Item Type: Hole Saw Kit
Material: Tungsten steel body, YG8C tip
Application: Concrete wall, mixed brick wall, brick walls Drilling
Hole Drilling Diameter: 60 mm (2-2/5 inches), 80 mm (3-1/8 inches)
Hole Drilling Depth: Approx. 50 mm / 2 inches
Hole Saw Height: Approx. 70 mm / 2.8 inches (2-3/4 inches)
Shaft Specification: Two pits, two grooves
Shaft Length: Approx. 110 mm / 4.3 inches (3-15/16 inches) (excluding center drill)
Center drill length: approx. 109 mm / 4.3 inches

Package List:

2 x Hole Saws
1 x Set of Bulletin Boards
1 x Storage Case

Note:

1. Equipped with a hole saw drill bit, suitable for two-flute tools. Adding coolant during continuous high-speed drilling can prevent drill bit burning or fracturing, extending its service life. 2. Size may vary.