Apextech Apt-19 Professional SDS-MAX SHANK Tungsten Carbide Masonry Bit High Quality Electric Hammer Drill Bits Stable

Tungsten Carbide Tip: The tungsten carbide tip ensures durability and longevity, allowing for efficient drilling in hard materials like concrete and granite.

40Cr Steel Body: The 40Cr steel body with heat treatment provides enhanced core strength, maximizing the drill bit's durability and extending its service life.

S4 Flute Design: The S4 flute design enables rapid dust removal, reducing vibration and improving the stability and precision of the drill bit during operation.