This week we look at a compact excavator from Volvo Construction Equipment and a fast-erecting crane from Liebherr. Click to begin the slide show.
Product Snapshot: Crawler Excavator and Fast-Erecting Crane

The Liebherr 53 K Fast-Erecting Crane has a maximum hook height of 101 ft, and, when used in a 20� luffing-jib position, the hook height can be increased to 141 ft. It has a variable working radius of 91 ft to 131 ft, with a maximum lifting capacity of 4.6 tons. The self-erecting crane can be transported to a jobsite in only two truckloads. A 20-ft wheelbase and a compact slewing platform with a short overhang allow for the crane to be used on crowded jobsites and near buildings.
Liebherr; www.liebherr.com

The M12 FUEL Hackzall reciprocating saw is able to deliver up to 3,000 strokes per minute, and it is able to deliver cutting power comparable to a 18-V saw, according to the manufacturer. The saw is 131/4 in. long and weighs only 4.1 lb. The saw has a brushless motor and an all-metal gear case and runs on Milwaukee's M12 FUEL battery platform.
Milwaukee Tool Corp.; www.milwaukeetool.com

The Volvo EC380E crawler excavator is powered by a Tier 4 Final 306-hp engine. The excavator has a maximum digging depth of 24 ft and a maximum digging reach of 36 ft. It has a maximum lifting capacity along the undercarriage of 33,180 lb and boasts a bucket breakout force of 49,840 lb. The excavator has an ECO mode, which offers improved fuel efficiency of 9%. Controls in the cab have been redesigned, with ergonomic positioning of monitors and joysticks and an 8-in. LCD screen to show machine status information.
Volvo Construction Equipment; www.volvoce.com

Bostik 915 Polyurethane Roofing Sealant has been approved by the Miami-Dade TAS-132 test specification. The sealant has been certified as meeting the Florida Building Code, including the High-Velocity Hurricane Zone. The elastic sealant forms a waterproof barrier and is specially formulated to combat hurricane-wind uplift on roofing structures.
Bostik Inc.; www.bostik-us.com