40mm SDS hole saw + 200mm connecting rod + twist drill bit + positioning screw, for reinforced concrete walls, bricks, and air conditioning vents

SDS 40mm Hole Saw + 200mm Connecting Rod + Twist Drill Bit + Positioning Screw, for reinforced concrete walls, bricks, and air conditioning vents. Material: Alloy. Color: Silver. Style: Hole saws. Compatible materials: Stone, wood, aluminum. Quantity: 1. Sizes: 30mm, 35mm, 40mm, 45mm, 50mm, 55mm, 60mm, 65mm. Suitable for: All rotary hammers with SDS-max handles. High quality: YG8 carbide, 40CR die, high-frequency welded alloy layer, very durable. Simple operation, lightweight, and fast drilling.

[BLADE DESIGN]: Combining rounded aluminum blades, each blade bears a portion of the load and is resistant to splitting.

[HIGH-FREQUENCY WELDING TECHNOLOGY]: The weld holes are very strong and smooth both inside and out. The weld opening is precisely cut, resulting in a neat appearance. [WIDELY USED]: Ideal for drilling concrete, stone, brick, cement, masonry, aerated concrete, compaction blocks, and air conditioning systems.