Eccentric drill bit is used for casing following drilling while drilling in soil layer.

Product Description Specification

Eccentric Reamer System Operating Steps

1. At the beginning of drilling, the eccentric reaming sleeve spins out along the eccentric guide bit and begins reaming to ensure that the casing and drilling system advance simultaneously.

2.  When drilling into the right position, carefully reverse, eccentric reaming sleeve cycle, and eccentric drilling system from the casing pull out.

• The casing is pulled upwards and the concrete slurry or other filler is sprinkled at the bottom of the hole.
• Conventional drilling tools are used in the bedrock to reach the required depth.

ABT Drilling Equipment Co., Ltd. mainly provides abt machine tools to help you solve the problem of drilling at high efficiency and low cost. If you want to know more details or want a quotation, just feel free to contact us!