211pcs electric engraving machine <p>★ Large sandpaper circles----10 pcs and small 12 pcs<br />The large and small sandpaper rings are suitable for flat sanding of wood or trimming of plastics and need to be used with the sandpaper ring fixing rod.<br />★ Two drill bits each of 1.5mm, 2.3mm, and 3mm can drill holes in metal plates, wood, and plastics.<br />★ 8 wool polishing heads, used with abrasive paste. Suitable for polishing metal and plastic surfaces.<br />★ 10 alloy grinding heads, including ball head, triangular head and cylindrical head. It is a frequently used accessory in the grinding process, especially point grinding and line grinding, such as grinding opening contours, trimming corners, removing burrs, engraving patterns, etc. An expert friend once used these grinding heads to draw a picture on the steel plate. Atlantic Ocean map.<br />★ 10 grinding wheel heads, available in disk, cylindrical and conical shapes. Suitable for surface grinding, especially when the grinding area is relatively large.<br />★ 3 plastic bristle brushes, 3 wire bristle brushes, 3 copper wire bristle brushes. Each type comes in three shapes: disk, broom, and bowl. Suitable for paint removal, rust removal, contamination removal, deburring, cleaning and other purposes. Choose brushes of different materials according to the softness and hardness of the processed objects. Plastic brushes are soft (suitable for plastic wood), copper wire brushes are centered (suitable for soft metals such as copper and aluminum), and steel wire brushes are hard (suitable for steel, iron, and jade).<br />★ 2 cans of abrasive paste, used together with the polishing head.</p> <p>★ 4 chucks, used to hold drill bits or grinding bits of different diameters.<br />★ 10 disc-shaped grinding wheel grinding heads, suitable for grooving on wood or plastic, and can also be used for metal grinding.<br />★ 1 whetstone, used to sharpen the edge of the drill bit.<br />★ 3 fixed shafts for the cutting disc and 1 fixed shaft for the polishing wheel.<br />★ 1 louvered sandpaper wheel, can be used for pre-grinding before polishing.<br />★ 1 collet locking wrench.</p> <p>5 pieces of double mesh large cutting blades. It is easy to use it to cut steel plates, and it is also very durable. Because of its large diameter (35MM), it is more suitable for cutting straight lines, while the small resin cutting blade is suitable for cutting curves. If you want to open a regular large window on the steel plate, you should first consider using a double-mesh large cutting blade.<br />★ 1 can of resin cutting sheets and 1 can of sandpaper sheets, about 70 pieces in total, 20mm in diameter. The cutting blade is a powerful tool for MOD case modification. It can be used to cut the side panels of computer cases below 3MM, and can cut out exquisite patterns.</p>