Professional Tool Industries PTI 6 Piece HSS Countersink Set 1/4in Hex Shank

The PTI 6pc HSS Countersink Set features high-speed steel (HSS) countersinks designed for precision work with iron, steel, non-ferrous metals, plastics, and synthetic materials. This versatile set includes six sizes ranging from 6.3mm to 20.5mm, each with a 90 angle for effective chamfering and countersinking. The countersinks are made from HSS, known for its durability and ability to maintain hardness at high temperatures, allowing for faster cutting compared to high carbon steel. The set comes in a convenient metal storage case and includes a barcode and Eurohook for easy organization. Key Features: Material: High-speed steel (HSS) for superior durability and cutting performance Angle: 90 countersink angle for accurate chamfering Sizes: Includes 6.3mm, 8.3mm, 10.4mm, 12.4mm, 16.5mm, and 20.5mm countersinks Shank: 1/4" hex shank for compatibility with drills and drivers Application: Suitable for iron, steel, non-ferrous metals, plastics, and synthetic materials Storage: Supplied in a convenient metal storage case with barcode and Eurohook