https://mydiamondcoredrill.com Thu, 16 Apr 2026 05:01:42 +0000 en-US hourly 1 https://wordpress.org/?v=4.1.1 https://mydiamondcoredrill.com/202-x-400-mm-dry-and-diamond-core-drill-bit-construction-v3a7/ https://mydiamondcoredrill.com/202-x-400-mm-dry-and-diamond-core-drill-bit-construction-v3a7/#comments Sun, 21 Apr 2024 15:26:20 +0000 https://mydiamondcoredrill.com/202-x-400-mm-dry-and-diamond-core-drill-bit-construction-v3a7/





Our 202 x 400 mm drill bit is perfect for use with electric core drills for drilling on granite, hard stone, concrete, reinforced concrete, and other hard surfaces. Its construction will ensure smooth operation of the drills. Also provide bits of other sizes to meet different drilling needs. Size: 202 mm x 400 mm. Segment Height: 7 mm. Threaded connection: 1 1/4.

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