Set of 12 carbide end mills, 4 two-flute CNC end mills (3.175 mm) + 8 single-flute end mills (2 versions) for nylon, resin, ABS, acrylic, PVC, MDF and wood

Suitable Materials: Nylon, resin, acrylonitrile butadiene styrene, acrylic, PVC, MDF, hardwood, and other three-dimensional carvings, surface machining, etc. Chip Removal: The CNC-designed profiling cutter features an oversized spiral and discharge chip, preventing the cutter from sticking and increasing production efficiency. Perfect Cutting: The profiling cutter provides smooth cutting, prevents chip shards from sticking or blackening, and increases cutting speed. High Quality and Durable: These engraving bits have sufficient bending strength and wear resistance for precision engraving on various materials. Enough Replacements: Includes 12 cutters in three sizes for long-lasting use. Product Features: 0.3 cm double flute CNC router bit made of tungsten carbide: Shaft Diameter (SD): Approx. 3.175 mm. Cutting Edge Diameter (CED): Approx. 3.175 mm. Cutting Edge Length (CEL): Approx. 17 mm. Item Length: 38.5 mm Made of solid carbide Ideal for 3D relief carving, cutting, engraving, grooving, milling, etc. Single-flute end mill (3.175 x 2 x 8 mm): Material: Tungsten steel, rust-resistant and anti-static Color: See details photo Total length: 38.5 mm Cutting edge length (CEL) - Flute length: 8 mm Shank diameter (SD): approximately 3.175 mm Cutting diameter: 2 mm Single-flute end mill: Material: Tungsten steel Color: See photo Total length: 38.5 mm Cutting edge length (CEL): 17 mm Shank diameter (SD): 3.175 mm about Contents: 4 CNC double flute carbide end mills, 0.3 cm 4 single end mills (3.175 x 2 x 8 mm) 4 single-flute end mills