INSMA 450mm Steel Diamond Core Drills Wetted Concrete Stone Reinforced Granite Stone
Description
Technical specifications: Blue color Use: Masonry drilling Type: Base drill Material: high speed steel Size: 102 * 450MM / 4 * 17.7 & quot; Threaded connection: M22 Features and benefits: The 4 x 17.7 inch drill bit is perfect for use with electric core drills for drilling on granite, hard stone, concrete, reinforced concrete and other hard surfaces. Its durable construction will ensure the proper functioning of the drills. Ideal for marble / granite / cocrete / wall, the ultimat hole saw e for materials that are difficult to cut. The tip covered with fine diamond particles provides a clean cut, the cutting efficiency will be considerably improved. To prolong its service life, don't forget sometimes keep it with coolant. Must be used with an electric water drill, here is not included. Lor?If you are using an electric hand drill, start slowly, 45 degree angle, go vertically after making an initial mark. What can I cut with this drill bit? Brick (with iron pigment) Block Clay Terracotta
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