110-530mm Square Shank Concrete Cement Stone Wall Hole Drill Punch Connecting Rod

Description: Wall hole opener connection rod 110-530mm square shank + concrete cement stone wall punch positioning drill with wrench. Specification: Material: Metal Color: Silver Shank : 9.9mm Dia. Square type Length: 110/200/330/430/530mm Suitable for: Four - square habitat electrical hammer Application: Bricks, concrete walls, air conditioning openings Features: Made of carbide tipped metal material,very durable. Simple operation, easy to use,and fast perforated. High frequency welding technology, the welding openings are very strong, smooth inside and outside the welding mouth, precision engage appearance Package Included: 1 x Connecting rod 1 x Drill bit 1 x Key More Details: