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Dongguan SuperTap Hardware Technology Co., Ltd.
Cold-Forming Taps
Forming / Extrusion Taps
Chipless cold-forming taps that displace material to form strong, burr-free threads — ideal for ductile materials and blind holes where chips are a problem. Available in large dimensions and with coolant-through.
Type Thread forming / fluteless (chipless) Thread standards Metric (M), Metric fine, UNC, UNF, custom profiles Size range Custom — small to large diameter (incl. oversized) Tolerance class 6H / 6G / 2B / 3B / per customer Material (tool) HSS-E (Co), Powder Metallurgy (PM-HSS) Coating TiN / TiCN / TiAlN / bright / nitrided Coolant Optional coolant-through (center / radial) Customization By drawing or sample · drawing in 24h
Best for: aluminium, copper, mild & stainless steel, ductile alloys · automotive, fasteners, electronics, hardware. Benefits: no chips, stronger threads, longer tool life.
Dongguan SuperTap Hardware Technology Co., Ltd.
Special Profile
Buttress / Sawtooth Taps
Cutting taps for asymmetric buttress (sawtooth) thread profiles used where high axial load capacity in one direction is required.
Type Cutting tap — buttress / sawtooth profile Thread standards Buttress (per DIN 513 / ANSI), custom angle & pitch Size range Custom, incl. large pitch & diameter Flutes Straight / spiral / spiral-point — per application Material (tool) HSS-E, PM-HSS Coating TiN / TiCN / TiAlN Customization Tooth angle, pitch, length by drawing
Best for: jacks, presses, vices, heavy machinery, lead-screw components.
Dongguan SuperTap Hardware Technology Co., Ltd.
Special Profile
Round / Arc-Profile Taps (incl. ACME / Trapezoidal)
Taps for round-profile and trapezoidal/ACME threads at large dimensions — for motion and load-bearing screw threads.
Type Cutting tap — round / trapezoidal / ACME Thread standards ACME, Trapezoidal (Tr), round (Rd / DIN 405), custom Size range Custom, large-diameter capable; multi-pass sets available Set option Roughing + finishing (2- or 3-piece sets) Material (tool) HSS-E, PM-HSS Coating TiN / TiCN / TiAlN
Best for: lead screws, valves, jacks, stage/lifting equipment, motion systems.
Dongguan SuperTap Hardware Technology Co., Ltd.
Locking Threads
Anti-Loosening Nut Taps
Taps that produce self-locking internal threads in nuts, increasing resistance to loosening under vibration — no extra washers or adhesives needed.
Type Cutting tap — self-locking / prevailing-torque profile Thread standards Metric, UNC/UNF + locking geometry Size range Custom per nut spec Material (tool) HSS-E, PM-HSS Coating TiN / TiCN / TiAlN Customization Locking torque tuned to requirement
Best for: fastener & nut manufacturers, automotive, rail, machinery.
Dongguan SuperTap Hardware Technology Co., Ltd.
Locking Threads
Anti-Vibration Locking Taps
Produce vibration-resistant locking internal threads in components subject to dynamic loads.
Type Cutting tap — prevailing-torque locking thread Thread standards Metric, UNC/UNF + locking geometry, custom Size range Custom Material (tool) HSS-E, PM-HSS, solid carbide (on request) Coating TiN / TiCN / TiAlN
Best for: engines, pumps, compressors, rail, heavy equipment.
Dongguan SuperTap Hardware Technology Co., Ltd.
Precision / Medical
Medical & Orthopaedic Threaded Instruments
High-precision threaded instruments and special threaded parts for medical/orthopaedic applications — tight tolerances and fine finishes.
Type Precision threaded instrument / special part Material Stainless / medical-grade alloys (per spec) Tolerance Tight, fully customized Finish Fine ground / polished as required Customization Strictly by drawing & spec
Best for: medical device & orthopaedic component makers. Note: regulatory/biocompatibility requirements to be confirmed per project.
