MALAYAS 6pcs 90 Degree 3 Flute 6.3-20.5mm HSS Countersink Drill Bit Titanium Coated Chamfer Cutter End Mill Cutting Tool Set

• The set of 6 3-flute 90 degrees countersink drill bits is suitable for processing metal and some non-metallic materials, such as carbon steel, steel, thin iron plate, insulation board, PVC board, aluminum, soft and hard wood, plastic and so on.
• The countersink drill bits set with titanium coating are very sharp, with a high circular machining accuracy and durability.
• The high-quality countersink drill bits can remove burrs well without leaving scratches.
• The drill bits of standard sizes are compatible with all kinds of common drill and drilling machine, including vertical drilling machine.
• Specifications: diameter of the countersink top: 20.5mm,16.5mm,12.4mm,10.4mm,8.3mm,6.3mm; diameter of the bottom:10mm,10mm,8mm,6mm,6mm,5mm; length overall: 47mm,47mm,46mm,39mm,40mm,37mm; Material-high speed steel 4241

The HSS countersink drill bits with titanium coating in 6 different sizes are perfectly suitable for removing burrs of metal plate and chamfer of wood plate without leaving scratches. They also have a high circular machining accuracy and stability. Sharp and durable: The drill bits are sharp and durable, suitable for processing all types of steel, wood and plastic plate. Precision chamfer: The countersink drill bits can help to drill holes accurately. Remove burrs perfectly: The countersink drill bits can remove burrs well without leaving scratches. Specifications Shape: 3 flute Edge: 90 degrees Material: high speed steel 4241 (for parts with a hardness below 25hrc, such as carbon steel, thin steel plate, insulation board, PVC board, wood, etc.) Sizes Diameter of the countersink top: 20.5mm,16.5mm,12.4mm,10.4mm, 8.3mm,6.3mm Diameter of the bottom:10mm,10mm,8mm,6mm,6mm,5mm Length overall: 47mm,47mm,46mm,39mm,40mm,37mm Package includes 6 x countersink drill bits