Features: Introducing the Hole Saw Drill Bit, a durable and versatile tool for metal, wood, and alloy materials. Perfect for professionals and DIY enthusiasts alike. Crafted with quality tungsten carbide alloy steel materials, this hole saw drill bit ensures long lasting durability. Its unique chip removal design allows for efficient debris disposal and excellent heat dissipation. Suitable for use with handheld drills, this versatile tool is perfect for various drilling tasks. Provides a secure grip for easy operation. From workshops to job site, this hole saw drill bit is a reliable choice. Perfect for drilling holes in metal sheets, steel plates, and aluminum alloys. Say goodbye to uneven drilling and hello to precise positioning. Upgrades your drilling equipment with the Hole Saw Drill Bit. Its superior cutting ability and extended lifespan make it a dependable tool for all your drilling needs. Specifications: Material:Tungsten Carbide Alloy Steel Diameter:Approx.16mm,17mm,18mm,19mm,20mm,22mm,25mm,26mm,28mm,30mm,32mm,(Optional) 16mm Drill Bit Handle Diameter:9.8mm/0.39in,Total Length:97mm/3.82in,Tip Diameter:5.9mm/0.23in;Most Working Depth:25mm 17mm Drill Bit Handle Diameter:9.8mm,Total Length:97mm/3.82in,Tip Diameter:5.9mm;Most Working Depth:25mm 18mm Drill Bit Handle Diameter:9.8mm,Total Length:100mm/3.94in,Tip Diameter:5.9mm;Most Working Depth:25mm 19mm Drill Bit Handle Diameter:9.8mm,Total Length:89mm/3.5in,Tip Diameter:5.9mm;Most Working Depth:28mm 20mm Drill Bit Handle Diameter:9.8mm,Total Length:100mm/3.94in,Tip Diameter:5.9mm;Most Working Depth:26mm 22mm Drill Bit Handle Diameter:9.8mm,Total Length:97mm,Tip Diameter:5.9mm;Most Working Depth:26mm 25mm Drill Bit Handle Diameter:9.8mm,Total Length:100mm,Tip Diameter:5.9mm;Most Working Depth:25mm Package Includes: 1xHole Drill Bit note: Please allow 1-2cm errors due to manual measurement,please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.