Kozelo 5PCS Twist Drill Bit - [5.5mm / 0.2"] Titanium Nitride High-Speed Steel Round Shank Jobber Bit Set Black Gold for Metal Wood Plastic Steel Use, 53mm / 2.1" Blade Length

• 1- PACKAGE CONTENTS - 5PCS 5.5mm / 0.2" metric twist drill bit with 53mm / 2.1" blade length, and total length is 90mm / 3.5".
• 2- Material - The twist drill bit set is made of m35 high-speed steel, containing cobalt, which has higher hardness, is more resistant to high temperatures and wear, and can drill hard metals. The surface coating better protects the drill bit set from corrosion and extends its service life.
• 3- APPLICATION - The straight-handle twist drill bit is a tool commonly used by carpenters and decoration workers to drill holes. They are also widely used in machine workshops and maintenance departments to drill metals, plastics, stainless steel, iron, titanium alloys, and wood.
• 4- Efficient - The drill tip adopts a 135-degree tip shape design, which makes cutting sharper and drilling faster. Spiral chip removal design makes chip removal smoother and more efficient.
• 5- USAGE - Compatible models of twist drill bits include electric hand drills and bench drills.

APPLICATION： The drill bit for metal is an essential tool for professional carpenters and construction workers. Suitable for drilling metal, wood, and plastic. ABOUT THIS PRODUCTS： - Titanium drill bits are made of stainless steel, anti-rust and anti-corrosion, wear-resistant, and not easy to break. - Spiral chip removal design makes chip removal smoother, more efficient, and labor-saving. - A 135-degree double angle makes cutting sharper and drilling faster. SPECIFICATION： Size: 5.5mm Blade Length: 53mm / 2.1" Total Length: 90mm / 3.5" Material: High-Speed Steel Color: Black Gold Package Content: 5 x electric drill bits TIPS: Compatible models of twist drill bits include electric hand drills and bench drills. Choosing the correct lubricant is beneficial for cutting or cooling.