A rotary drilling rig (also known as a "rotary drill" or "rotary drilling machine") is a type of construction machinery that is primarily used for drilling in construction and foundation engineering. This equipment is capable of drilling deep holes in various soil types, and it is commonly utilized Read More

Today, let's talk about rotary drilling tools: twist drill.Speaking of auger, are not unfamiliar, not on the ground!Do a few years of leasing, no construction experience, see a lot of sites, see auger, are playing soil.To be honest, a recent special investigation has dispelled the erroneous view tha Read More