Replaceable Blade Bits from Hardi Bit 1 877 344-BITS / 1 877 344-2487 Replaceable Blade Bits from Hardi Bit are a cost-effective bit used for drilling in soft to medium soft formations in mineral exploration, construction and seismic drilling. Hardi Bits produces two types of replaceable blade bits: Step Replaceable Blade Bits and Chevron Replaceable Blade Bits along with Replaceable Blade Bit Parts. Custom drill bit sizes and configurations are also available. Replaceable-blade-bits.com~Site InfoWhoisTrace RouteRBL Check