KRA206-40 ផ្លែចោះបេតុង -​ KOROL 40mm Wall Hole Saw / Core Drill Bit

Product Specifications: KOROL 40mm Wall Hole Saw / Core Drill Bit Brand: KOROL Professional Tool Model: KRA206-40 Diameter: ∅40″ mm” Thread / Connection: M22 thread connection with pilot drill bit & shank adapter Cutter Tip Material: High-grade carbide teeth for fast, clean masonry penetration Key Features Heavy-Duty Carbide Teeth: Designed for sharp, high-speed drilling through tough wall materials without chipping. Efficient Dust Removal: Integrated side evacuation holes clear debris quickly to reduce heat buildup and speed up drilling. Modular Adapter System: Detachable M22 shank design allows quick attachment and replacement of pilot guide bits. Applications: Ideal for drilling clean holes through concrete, brick, blockwork, stone, and masonry for pipe, cable, and conduit installations