8 Pcs tungsten carbide burr set 1/4" shank, head dia 6mm, 10mm and 12mm, 1 grey plastic box with hanger(5.7"x3.9"x1.7"), and 1 manual. Very sharp, aggressive, tough, well-balanced and durable, perfect for tight spaces than grinding discs grind wheel. Double cut produces a finer finish than single cut and reduces the size of the chips. 1/4 inch (6.35mm) shank compatible with DeWALT, Ingersoll Rand, Milwaukee, Makita die grinder, electric or air rotary tools. Great for lots of materials removal. Not fit 6mm collect of rotary tools. Versatile: carving, chamfering, cleaning, contouring, cutting, deburring, elongating, engraving, grinding, meatalworking, milling, MRO, polishing, porting, sculpting, shaping, shaving, tooling, trimming, metal, wood, stone, steel, concrete, welds and plastic, etc. Comfortable, ease of control, working with reduced vibrations and less noise. Very clean cut with minimal effort. A detailed manual is included, which most sellers can not offer. Sworker 8 Pcs Tungsten Carbide Burr Set Kit, Package Includes: 8 Pcs tungsten carbide burr set 1/4" Shank, head dia 6mm, 10mm and 12mm, 1 grey plastic box with hanger(5.7"x3.9"x1.7"), 1 manual and 1 paper box. head length: 5 to 25mm. head shapes: ball, cylinder, dome-ended-cylinder, ball-nosed-tree. Head Material: Tungsten Carbide. Head Hardness: HRA90. Shank Diameter: 1/4”(6.35mm). Shank Length: 45mm. Shank Material: 40Cr. Cut Style: Double Cut, Max Rotation Speed: 60000 RPM, Direction of Rotation: Right Hand/Clockwise, Feed Direction: In general, burrs are used counter­rotationally or with a swinging motion. You can also use the burr in the direction of rotation if you wish to achieve a fine finish. To do so, pass the tool rapidly over the workpiece. Optimal Drive Tool: Straight, Angle Die Grinder, Robot. Average Drive Tool: Drill, Drill Press. Drive Type: Air or Electric Rotary Tool. Optimal Fix Type: 1/4”(6.35mm) Collect and Nut, Average Fix Type: 3-jaws Chuck. Materials Applications: Hard Wood, Balsa, Wax, Soapstone, Slate, Marble, Granite, Concrete, Steel, Hardened Steel, Weld-Seam, Stainless Steel, Brass, Copper, Bronze, Aluminum, Cast-Iron, Cast-Steel, Cobalt, Nickel, Titanium, Zinc, Earthenware, Terracotta, Porcelain, Fiberglass, Plastic, Rubber, Fiber-Reinforced Plastics and so on. Burrs Applications: Carving, Engraving, Sculpting, Deburring, Contouring, Chamfering, Milling, Cleaning, Porting, Cutting, Grinding, Polishing, Elongating, Tooling, etc. Designed in Germany, Manufactured by Germany and USA-made 6-Axis CNC, Made in China. compatible with dewalt milwaukee ingersoll rand toolpeak workpro chicago pneumatic aeropro makita bosch