Four Piece Cobalt Countersink Chamfer Tool Set Single End M35 High Speed Steel 90 Degree Cutting Angle Beefy Metalworking Deburring And Chamfering Stainless Steel Aluminum

Four-Piece Cobalt Countersink Drill Bit Set, M35 HSS 90°
✔️ SAE 1/4-3/4in and 2-20mm sizes, cobalt-coated HSS bits

The four-piece countersink set uses M35 high-speed steel with cobalt coating for toughness and heat resistance. It's designed for deburring and chamfering edges on metal, stainless steel, aluminum, copper, wood, and fiberboard. Each bit works with drilling, milling, and impact tools, and comes in a portable storage case.

✅ Material: M35 HSS with cobalt coating for heat resistance
✅ Cutting angle: 90 degrees for clean, efficient chamfers
✅ Sizes included: SAE 1/4-3/4in and metric 2-20mm
✅ Complete kit in four-piece set with individual storage cases
✅ Suitable for metal, stainless steel, copper, wood, fiberboard

💡 What is a countersink drill bit set used for in metalworking? This handy tool helps you create flush screw heads and neat chamfers on a variety of materials. - Create conical recesses for flush screw seating - Chamfer edges to remove burrs and protect surfaces - Cobalt-coated M35 HSS stands up to heat for long life - Includes both SAE and metric sizes for wide compatibility