The GTC-600 is Tadano Mantis' latest telescopic boom crawler crane. It features a four-section, 118.1-foot main boom, plus a 58.1-foot bi-fold jib. The GTC-600 also features automatic-switching load charts for operation at up to four degrees out-of-level; the level ground charts for Tadano Mantis are for slopes to 1.5 degrees.

The crane offers the Tadano AML-C-rated capacity indicator with Opti-Width, which allows for asymmetric track positioning in reduced width configurations; Hello-Net Telematics; and a Cummins 310-hp QSB6.7 Tier 4 Final engine.