TuffCutter™ (TC) T ooth bits Advanced manufacturing process enables 100% hardmetal coverage with optimized tooth hardmetal for specific formations. Bearing System Increased load capacity journal bearing Threaded retention system (8 1/2 and larger) Silver plated floating thrust washer HNBR radial seal Cutting Structure Patented powder metal forging technology with application specific optimized hardmetal Hydraulics Mudpick™ TuffDuty™ (TD) - T ooth and Insert Bits Increased load-carrying capacity bearing with wear resistant inlay makes TD bits the natural choice for high energy applications where superior durability is needed. Bearing System Increased load capacity journal bearing Threaded retention system (8 1/2 and larger) Silver plated floating bushing Silver plated floating thrust washer HNBR radial seal Cutting Structure Patented MatchFit™ insert retention ArmorClad™II hardmetal tooth bits Increased gage protection Hydraulics Mudpick™ and Mudpick II™ TuffDuty Directional™ (D) Tooth and Insert Bits The same rugged TD bearing package for high energy applications combined with cutting structure features developed specifically for directional applications. Bearing System Increased load capacity journal bearing Threaded retention system (8 1/2 and larger) Silver plated floating bushing Silver plated floating thrust washer HNBR radial seal Cutting Structure Patented MatchFit™ insert retention GageGuard protection Flare chisel inserts Staggered row insert placement Carburized cutter shell ArmorClad II™ hardmetal tooth bits Shirttail Features Protruding round top inserts Hydraulics Mudpick™ and Mudpick II™ Titan™ (T) Large Diamete r T ooth and Insert Bits Precision Logarithmic Roller™ bearing technology combined wit h cutting structures designed for demanding big hole drilling. Bearing System Precision Logarithmi c Roller™ beari ng Fully encapsulated ball retention system Silver plated floating thrust washer HNBR radial seal Cutting Structure Patented MatchFi t™ insert retent ion Insert bits ArmorClad I I™ hardmetal tooth bits GageGuard Hydraulics Mudpick™ & Mudpick II™ New Product Offerings - ReedHycalog has a new line of products designed to meet demanding drilling challenges. TM