Top 100: Compact HDD Touts Design

With a curved hood that gives it a sleek look, Astec's EarthPro Series DD-3238 directional drill features the same dual rack-and-pinion carriage drive technology as on the company's maxi rig drills. It has 32,000 pounds of pullback force, can produce up to 3,800 foot-pounds of rotary torque, and has a maximum rotary speed of 225 rpm. An ergonomic operator's station includes a microprocessor-controlled electronic readout for all function gauges. It also offers both a drill mode and machine diagnostic screen. Multifunction single joystick controls all drill functions. Powered by a 125-hp John Deere turbocharged diesel, the drill weighs 20,000 pounds and has an onboard mud pump that can deliver up to 47 gpm at up to 1,500 psi. Estimated list price: $230,000 to $275,000.