Professional Dental Burs
Manufacturers & Suppliers
IN China
Medical-grade tungsten carbide dental instruments — operative burs, grinding heads, and CAD/CAM milling burs with 3–5 μm precision and OEM/ODM capability.
Three Core Product Lines
From chairside operative procedures to full-arch CAD/CAM digital restorations — Wencerl covers every stage of clinical and laboratory dental workflow.
Dental Burs
Full operative range — Round, Pear, Inverted Cone, Straight & Tapered Fissure in standard and long-head variants. Surgical series: Metal Cutting, Bone Cutting, Safe End, Implant. Trimming & Finishing in 12- and 30-blade options.
Dental Grinding Heads
Carbide grinding heads in Round, Straight, Tapered, Bud, Bullet, Egg, and Torpedo shapes. Color-coded shanks for cut specification. ISO shank 2.35 mm / 44.5 mm. Suitable for tooth surface polishing, prosthetic trimming, and nail processing.
CAD/CAM Milling Burs
Compatible with 20+ leading dental mill systems. Zirconia burs (DLC/Diamond coated) for crowns, sub-structures & precision restorations. Metal milling burs in Ball End & Flat End. Shank Ø 3.0–6.0 mm, head Ø 0.3–3.0 mm.
Operative Burs
Comprehensive chairside bur range in FG high-speed, RA low-speed, and HP laboratory shank types. All ISO-coded with standard and extended (long-head) variants.
Round (Ball) Burs
Cavity preparation, caries removal, pulp chamber access. Sizes #1/4 through #10 in FG, RA, HP, and surgical (SURG) shanks.
Inverted Cone Head
Undercut preparation and composite cavity finishing. Sizes #33½ to #41 in FG, RA, and HP shanks.
Pear (Standard & Long Head)
Class I and II cavity preparation. Standard (#329–333) and long-head variants (#330L–333L) in FG and RA shanks.
Straight Fissure Head
Box form preparation and occlusal reduction. Straight (#55–63), long-head (#56L–60L), cross-cut (#555–563) variants available.
Straight Fissure Rounded End
Conservative box preparations preserving pulpal floor. Sizes #1155–63 standard and #1555–1560 cross-cut.
Tapered Fissure Head
Crown preparation and diverging cavity walls. Standard (#168–173), long-head, and cross-cut variants. Sizes #698–704.
Tapered Fissure Rounded End
MOD preparations and shoulder finishing with rounded pulpal floor. Sizes #1168–1172 standard, #1170L–1172L long head.
Wheel Head Bur
Occlusal grooves and fissure sealant preparation. Size #14 in FG shank. Unique disc geometry for precise groove cutting.
Surgical Extraction Series
Designed for surgical and extraction procedures requiring exceptional cutting efficiency and clinical precision.
Metal Cutting (Crown Sectioning)
Breaking metal crowns prior to extraction. FG shank, sizes #1930–2058, head Ø 008–012.
Surgical Extraction Burs (FG SURG)
High-speed surgical burs for bone removal and tooth sectioning. Long-head variants (SL, SLL) up to 32 mm length for deep access.
Safe End Bur (Pulp Capping)
Non-cutting safe end protects pulpal tissue during caries excavation. #FG 152 / FG SURG 152, head 9 mm, length 21–28 mm.
Bone Cutting & Implant Burs
Bone Cutting: #FG 161–162, 10 mm head, 25 mm length. Implant: RA SURG, sizes L1–L8, Ø 008–023, all 34 mm length.
Trimming & Finishing Burs
Precision finishing instruments for composite polishing, crown margins, and prosthetic adjustment — in 12-blade and 30-blade configurations.
Round Head Finishing
Composite polishing and occlusal contouring. TF (12/30 blade), sizes 7003–9008, head Ø 012–023.
Flame, Bud & Egg Head
Flame (7901–9904) for interproximal finishing. Bud (7104–7108) for cervical margins. Egg (7404–9406) for buccal surfaces.
Tapered Fissure Finishing
Crown margin refinement and axial wall finishing. Multi-blade options: 12-blade (#7114–7204), 18-blade (#9642), 30-blade (#9714).
Cylindrical Fissure Finishing
Parallel-wall cavity refinement. TF 12-blade, size 7572, head Ø 010, ISO 500-315-128-072.
Dental Grinding Heads
Tungsten carbide grinding heads for tooth polishing, prosthetic trimming, composite adjustment, and nail processing. ISO shank Ø 2.35 mm, standard length 44.5 mm.
Color Code: Yellow / Red = Fine crosscut (non-precious / precious alloys & composites) · Blue = Standard cut · Green = Coarse cut (acrylics, composites, plaster)
Round (ISO:001)
General grinding and polishing. Dia Ø 2.3–6.0 mm, length 2.3–5.5 mm. HP ISO No. 500.104.001.
Straight Head (ISO:109)
Flat-end cylindrical for parallel wall trimming. Dia Ø 2.3 mm, length 5.5 mm. HP ISO No. 500.104.109.
Straight Fissure Head (ISO:113/114)
Fissure and flat-wall preparation. Dia Ø 6.0 mm, length 13 mm. HP ISO No. 500.104.109.
Straight Fissure Rounded End (ISO:139–143)
Conservative preparation with rounded pulpal floor. Dia Ø 1.4–2.3 mm, lengths 4.75–8 mm.
Tapered Rounded End (ISO:194)
Bevel preparation and shoulder trimming. Dia Ø 2.3–6.0 mm, length 11–15.5 mm. Wide shape range.
Bullet & Torpedo Heads (ISO:274–292)
Smooth contour finishing. Bullet Ø 4.0–6.0 mm. Torpedo Ø 2.3 mm length 5.5 mm. ISO 274, 275, 287, 289, 292.
Bud Head (ISO:257)
Cervical and interproximal refinement. Dia Ø 2.3–6.0 mm, length 5.5–12 mm. HP ISO No. 500.104.257.
Egg & Pear Heads (ISO:277/237–239)
Occlusal surface reshaping and buccal contouring. Egg Ø 2.3–6.0 mm, Pear Ø 2.3/6.0 mm. Various lengths.
Designed for the Practitioner.
Trusted in the Operatory.
Wencerl burs deliver consistent cutting performance, reduced heat generation, and extended tool life — giving clinicians the reliability they need in high-volume practice environments.
FG High-Speed Burs
For turbine handpieces — cavity preparation, crown removal, and surgical extraction. Round #1/4 to long-head surgical variants.
RA Low-Speed Burs
For contra-angle handpieces — occlusal adjustment, endodontic access, and laboratory finishing. Full ISO coding.
HP Laboratory Burs
Straight shank for dental technicians — prosthetic trimming, denture adjustment, and model trimming.
Surgical (FG SURG) Burs
Extended shanks for deep surgical access. Bone cutting, crown sectioning, and implant site preparation.
CAD/CAM Milling Burs
Compatible with all leading dental milling systems. Zirconia and metal milling burs with DLC and Diamond coatings for crowns, bridges, implant bars, and full-arch restorations.
Zirconia Milling Burs
DLC / Diamond coated. Shank Ø 3.0–4.0 mm. Head Ø 0.3–2.5 mm. For crowns, bridges & sub-structures in zirconia block.
Metal Milling Burs
DLC coated. Shank Ø 4.0–6.0 mm. Head Ø 1.0–3.0 mm. Ball End & Flat End. For CoCr, titanium & precious metal frameworks.
Built on Precision.
Backed by Infrastructure.
Our factory in Wenling City, Taizhou, Zhejiang is purpose-built for high-precision dental instrument production — with full in-house capabilities from raw material processing through final quality inspection.
Three Dedicated Workshops
Rough machining, precision grinding, and quality inspection — each optimized for its specific role.
25 Multi-Axis CNC Machines
Five-axis and six-axis simultaneous control for complex spiral geometries and tight tolerances.
3–5 μm Radial Runout
Achieves international advanced standards — verified on every production batch with contour detectors.
Dedicated Inspection Center
Contour detectors, runout detectors, and hardness testers ensuring every tool meets spec before shipping.
Every Bur Tested.
Zero Compromise.
Strict quality standards govern every detail of the manufacturing process. Our protocols detect deviations before any tool reaches the clinical chair.
- ISO dimensional conformity verified on all finished tools
- Radial runout measured to 3–5 μm on every batch
- Hardness testing for consistent carbide material
- Contour profiling confirms head geometry accuracy
- Full inspection records for complete traceability
- No batch proceeds without full inspection sign-off
Six Reasons Dental Professionals Choose Us
From first sample to long-term supply partnership, Wencerl delivers the precision, reliability, and service that dental labs and distributors demand.
Medical-Grade Tungsten Carbide
All burs manufactured from premium medical-grade carbide material, ensuring superior hardness, heat resistance, and cutting longevity.
ISO Standard Compliance
Full ISO dimensional coding across all product lines. Every bur coded by shank type, material, shape, grit, and head diameter for seamless ordering.
3–5 μm Precision Tolerance
25 multi-axis CNC grinding machines achieving international advanced standard radial runout — verified by dedicated QC instrumentation on every batch.
OEM / ODM Manufacturing
Custom packaging, private label, and non-standard specifications available. Our engineering team supports custom geometry and coating requirements.
20+ CAD/CAM Compatibilities
Zirconia and metal milling burs pre-fitted for Roland, IMES ICORE, Yenadent, Zirkonzahn, VHF, Amann Girrbach, and 15+ other leading systems.
Full-Range One-Stop Supply
Operative, surgical, finishing, grinding heads, and CAD/CAM milling — one supplier covers your entire dental instrument procurement.
Ready to Source Precision Dental Burs?
Contact our team for a product catalog, pricing, and free samples. We respond within 24 hours.