Quality Material: Made of HSS (High-Speed Steel) with high hardness, strength, and toughness, ensuring durability and sharpness. Versatile Cutter Shapes: Includes 6 different cutter shapes, providing options to satisfy a variety of carving needs. Product Size: Shank size is 2.35mm (3/32 inch), with a carving head size of 2.3mm (0.09 inch) and a total length of 45mm. Easy to Use: The 2.35mm round shank is compatible with most electric rotary tools, grinders, drills, and pneumatic power tools for easy use. Wide Application: Perfect for carving and grinding materials like metal, jewelry, wood, and precious metals, ideal for olive core, beads, ivory, and other detailed inlaid items., Manufacturer: Briny River