1Very excellent twist drill bit set that has 19 various sizes in a package, very practical and versatile for using.

Specifications:
Material: High speed steel
Surface Treatment: Black oxide finish / Plating titanium gold(Optional)
Package Weight: Approx. 315g / 11.12oz
Package Size: Approx. 17 * 10 * 1.5cm / 6.69 * 3.94 * 0.59in

Package List:
19 * Twist Drill

• Worked well in cutting and drilling.
• Good quality high-speed steel material.
• Excellent workmanship, stable performance and durable.
• Suitable for drilling hole of the cast steel, alloy steel and gray cast iron, etc.
• It includes 19 sizes(1.0, 1.5, 2.0, 2.5, 3.0, 3.5, 4.0, 4.5, 5.0, 5.5, 6.0, 6.5, 7.0, 7.5, 8.0, 8.5, 9.0, 9.5, 10.0mm) in one drill bit set.

Worked well in cutting and drilling.KKmoon