About this item

• DEDICATED CUSTOMER SERVICE -- While our products undergo rigorous quality inspections, we understand that unforeseen issues may occur. Rest assured, we are committed to providing professional customer service. If you encounter any quality problems, please contact us via here for prompt assistance and replacement.
• - DIVERSE USES -- Comes in 5 commonly used sizes (1/4", 3/8", 1/2", 5/8", 3/4") and 1 unique size 5/16".
• - M2 Cobalt Countersink Drill works well with various materials such as stainless steel, carbon steel, iron, copper, aluminum and other metals, in addition to wood, plywood, etc.
• USER-FRIENDLY DESIGN -- Featuring laser-engraved step sizes, our countersink drill bits ensure clear visibility and durability during use. This design enhances convenience and accuracy, streamlining the drilling process.
• EFFICIENT CUTTING DESIGN -- With a five-flute design, these drill bits offer superior stability during cutting and efficient debris discharge. This design extends the blade life, ensures accurate cuts, and speeds up the drilling process.
• HIGH-QUALITY COBALT MATERIALS -- MATEWORK countersink drill bits are crafted from M2 cobalt high-speed steel, Provide double protection fortified with a cobalt coating for enhanced durability, corrosion resistance, and heat resistance.This guarantees reliable performance, even in demanding applications.