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National High-Tech Industry Development Zone, Shijiazhuang,hebei province,China
波浪齿设计，钻进手感轻、速度快，品质优良。
12mm wave tooth coring drill bit
12mm wave tooth core drill bit with 12mm wave teeth, excellent performance.
Applicable drilling objects: brick walls, masonry blocks, steel bars with a diameter of less than 8 or concrete without steel bars;
Suitable for drilling reinforced concrete, floor slabs, brick walls, stone, etc. with a thickness less than 100mm.
Dry drills are suitable for brick walls, hollow bricks, lightweight reinforced concrete, etc. Wet drills with water are suitable for floor slabs, reinforced concrete, stone, etc.