13pcs Metal Drill Bits Hss Cobalt Steel M35 Metric High Speed Steel Twist Drill Bit Set Straight Shank 1.5 to 6.5mm Extremely Heat Resistant for Stainless Cast Iron Plastic Drilling Tool Wood

• Package: the hss drill bits have 13 sizes: 1.5mm, 2mm, 2.5mm, 3mm, 3.2mm, 3.5mm, 4mm, 4.5mm, 4.8mm, 5mm, 5.5mm, 6mm, 6.5mm. it is 13pcs packed in a plastic box for easy usage and store
• Heat Resistant : the hss drill bit sets for metal should be used and operated at 1500 rpm or greater for maximum efficiency. compared to ordinary drill bits, it usually is able to provide 3x heat,wear and chip resistance, durable and strong
• Metal Cutting Range: this metal drill bit is particularly suitable for hardened material or heavy duty work, like thin metal plates steel and aluminum and body panels metal, glass fiber and plastic, low carbon steel, they are very effective on these projects
• Twist Design: the steel drill bits can prevent walking, clear chips and particles faster. straight shank allows for firmly holding and accurate centering, fit for standard drill chucks and regular round collet chucks
• Multiple Application: the hss drill bit set is perfectly suitable for hard metals, thin metal plates like steel and aluminum, and body panels like metal, glass fiber and plastic, and also can be used for wood, aluminum alloy and other softer metals

Specifications: Package Included: 13pcs Hss Drill Bit Set Material: Carbon Steel Size: 1.5mm-6.5mm Colour: Gold And Silver Features: 1,this drill bit is suitable for use with sheet metal, aluminum, and construction steel, as well as plastic and wood 2,must be used and operated at proper rpms for maximum efficiency 3, fully ground spiral groove design clears particles quickly, decreases friction and heat for a faster and cooler drilling performance 4,135° split point with straight shank prevents walking and makes drilling precise and faster