• 【extral long length】Bits are about 200mm(about 7.874 inch）long, provides better stability and balance during quick operation to ensure position is intact..
• 【sharp bits】Bits are sharp(customer comment ) which will make the drilling easier and more effortless..
• 【8 sizes】This extra long twist drill bits set has 8pcs in 4mm, 4.2mm, 4.5mm, 5mm, 5.2mm, 6mm, 8mm, 10mmOD..
• 【high-speed steel】These bits are made of high-speed steel for high hardness and durability,more abrasion resistant and durable than other metal materials..
• 【wide applications】The drill bits kit are great for most drilling jobs and materials such as aluminum, wood, plastics or your daily drill use..
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• Imported from USA.

Features: Twist drill bits are made from high-speed steel for high hardness and durability. This set includes 8 pieces drill bit in different sizes of the most popular drill bits. Extra long cutting edge allows you using these bits to drill deep holes. They are great for most drilling jobs and soft materials such as aluminum, wood, plastics. Sharp twisted drill bits will make the drilling easier and more effortless. Specifications: Material: High-speed steel Type: Twist drill bit Diameter: 4mm, 4.2mm, 4.5mm, 5mm, 5.2mm, 6mm, 8mm, 10mm Length: Approx. 200mm Package Includes: 8 x Drill Bits