Restore and Create Precision Threads with the Bosch 58-Piece Professional Threading Kit The Bosch BTD58S 58-Piece Tap and Die Set is the definitive solution for machinists, automotive mechanics, and industrial metalworkers who require uncompromising accuracy. Engineered for both restoring damaged threads and fabricating new ones, this comprehensive kit covers a vast range of applications from fine machine screws to heavy-duty bolts and pipes. Each component is crafted from premium, heat-treated high carbon steel, ensuring the set maintains its sharp cutting edges and resists rust and tarnish even in high-moisture shop environments. Whether you are clearing out rusted studs or threading new rods for a custom build, the BTD58S provides the durability and speed necessary to get the job done right the first time. Precision is at the core of this threading kit. The taps and dies feature rolled threads, which produce smoother, cleaner, and more accurate cuts compared to standard machined alternatives, leading to superior bolt anchoring and structural integrity. For added versatility, this set includes professional-grade screw extractors to safely remove stripped or broken fasteners without damaging the surrounding workpiece. Every piece is clearly identified with permanent laser-etched markings, allowing for rapid size selection in low-light conditions. Housed in a rugged, organized carrying case, this Bosch set is built to withstand the rigors of the jobsite while keeping your specialized tools secure and ready for action. Key Features High-Performance Material: Heat-treated high carbon steel construction delivers maximum strength and long-term resistance to rust and wear. Precision Rolled Threads: Provides more accurate and cleaner threading than machined threads for professional-grade results. Laser-Etched Markings: Permanent, easy-to-read size identifications ensure you never grab the wrong tool during a critical task. Plug Tap Geometry: Features a chamfered design with 3 to 5 threads, making it ideal for general-purpose internal threading applications. Fastener Recovery: Integrated screw extractor set allows for the confident removal of seized or damaged bolts and studs. Industrial Versatility: Includes a wide range of machine and pipe thread sizes to cover automotive, plumbing, and mechanical repairs. Durable Organization: Heavy-duty storage case protects your investment and keeps all 58 pieces sorted for maximum efficiency. What's Included (22) Plug Taps – Sizes from 6-32 to 3/4-16 (including Pipe Taps 1/8-27 and 1/4-18) (22) Hex Dies – Sizes from 6-32 to 3/4-16 (including Pipe Die 1/4-18) (1) Die Stock Handle (1) Adjustable Tap Wrench (1) T-Handle Tap Wrench (1) Screw Extractor Set (1) Thread Pitch Gauge (1) Rugged Storage Case Specifications Brand Bosch Model Number BTD58S Material Heat-Treated High Carbon Steel Number of Pieces 58 Surface Finish Bright (Uncoated) Measurement System Imperial (SAE) Tap Type Plug Taps (Chamfered) Die Type Hexagonal Dies Screw Extractors Included Yes Size Marking Permanent Laser-Etched Case Included Yes (Hard Shell) Thread Type Coverage Machine and Pipe Thread Pro-Tip: Always use a high-quality threading oil or cutting fluid when using taps and dies. This reduces friction, prevents the carbon steel from overheating, and helps clear chips, resulting in a significantly smoother thread and longer tool life.
