Heavy Demolition Bits for Hydraulic Hammers | Wearco- teledyne hydraulic hammer ,Sizing Hydraulic Breakers (Hammer) The breaker must be sized properly for both the work it will do and the carrier on which it will be mounted. The type of work is the most critical factor in choosing the breaker size. Small Hydraulic Breakers (Hammers): up to 1200-ft.lbs. (1627 Joules) are typically used in concrete and other light duty work.Teledyne Technologies - Everywhereyoulook!Teledyne provides enabling technologies to sense, transmit and analyze information for industrial growth markets. These markets include aerospace and defense, factory automation, air and water quality environmental monitoring, electronics design and development, oceanographic research, energy, medical imaging and pharmaceutical research.