
Purchase Tips:Please note that the hole saw and connecting rod are sold separately. suitable for SDS-plus shank hammer drill. Hole Saw Cutter:The wall drill bit is made of carbide-tipped metal, stable and durable, perforated quickly in a long service life. High Quality:High-frequency welding technology, the welding openings are very strong with smooth welding mouth inside and outside. Main Function:Opening hole operation of wall and brick structure, such as adobe wall, mixed brick wall, cement wall, foam wall, red brick wall. Note: Do not use in steel, tile and stone. Ideal for: Widely used for installing air conditioner, oil smoke exhauster and sewer pipe hole open, ect. Size: Φ65mm Hole Opener Delivery Quantity: 1 piece