The Diamond Nail Drill Bit D44 in a Barrel Tapered (Half Cone) shape is a must-have tool for professional manicure and pedicure procedures. Based on the popular D-43 design, this model features a wider working head, offering enhanced control, visibility, and efficiency—especially for technicians who prefer longer bits for detailed work. Designed for precision and durability, the D44 bit is ideal for cuticle work, nail plate preparation, sidewall treatment, and pedicure procedures. Key Benefits Barrel Tapered (half cone) shape for controlled, precise work Wider head for increased surface coverage and efficiency High-quality diamond coating for long-lasting performance Suitable for manicure, pedicure, and podology-style treatments Compatible with all standard 3/32″ (2.35 mm) nail drill machines Available Grit Options Fine (Red) – Delicate Skin & Precision Work Treats pterygium gently Lifts non-adherent cuticles Safely opens sinuses Cleans periungual sinuses with minimal trauma Medium (Blue) – Versatile Professional Use Lifts non-adherent cuticles efficiently Opens sinuses with control Processes side rollers precisely Shapes and smooths nail edges for rounded corners Coarse (Green) – Intensive Nail & Pedicure Care Cleans and shapes the nail plate Removes dense cuticles Cleans nail grooves Treats thickened skin during pedicures Smooths thick toenails and processes natural nail edges Maintenance For safe, long-term use: Wash, clean, sterilize, and thoroughly dry the bit after each client Disinfect using a solution containing at least 70% alcohol Specifications Maximum Speed: Up to 25,000 RPM Shank Diameter: 3/32″ (2.35 mm) Head Size: 3.5 × 10 mm Bit Shape: Barrel Tapered (Half Cone) Material: Diamond head, stainless steel shank