The ergo-type HVAC 3 DWHT14687-0 DeWALT blades are designed with reduced handle span, providing a lower level of muscle effort required when tightening hard materials. This tool is used to clamp round metal tubes, gutters, drain pipes to form the male end of the connector and clamping to 22-stage galvanized steel. The crusher has an anti-slip ergonomic grip and an external latch design to facilitate use. Galvanized steel clamps of up to 22 thickness for clamping round metal tubes, gutters and drain pipes to form a men's endAnti-slip, ergonomic handles External latch design to facilitate use