JIUWU Carbide Steel Wall Hole Saw, 200mm Connecting Rod, Dia 30mm 40mm 50mm SDS Plus Shank Drill Bit Cutter for Brick Concrete Cement Stone

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  • Packing specification 1x long connecting rods + ( 30mm 1.18" drill bit ) + ( 40mm 1.57" drill bit ) + ( 50mm 1.96 drill bit ) + 1x Center positioning guide + positioning drill screw
  • Widely used for installing the Air Conditioner, Oil Fume Exhauster and Sewer Pipeline Hole Open ect. Mainly work on the Opening Hole Operation of Wall and Brick structure, such as Red brick and Cement.
  • High-frequency welding technology, welding openings is very strong, smooth inside and outside welding mouth.
  • Pay attention to coolant when operating.

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