• 【S2 Alloy Steel Construction】Made from S2 alloy steel with a hardness of up to HRC60, these hex shank drill bits are heat-treated for exceptional durability and wear resistance
• 【Magnetic Tip Design】The magnetic tip securely holds nuts and bolts, improving work efficiency and expanding the range of applications
• 【Extended Length】Professional drill bit length of 100mm (3.94 inches), longer than average market offerings, providing enhanced effectiveness across a wider range of applications
• 【Green Heat Shrink Tubing】Aesthetic and practical green heat shrink tubing design adds uniqueness to the product while improving grip and identification
• 【Ergonomic Round Handle】Custom round handle design increases flexibility and torque concentration, offering improved craftsmanship and user experience
• 【Versatile Metric Sizes】Set includes 10 pieces drawdriver bits with metric sizes ranging from 1.5mm to 12mm, suitable for a variety of precision hexagonal wrench applications
• 【1/4 Inch Hex Shank】Compatible with standard 1/4 inch hex drive tools for versatile use across different power tools and manual drivers

Specification:

• Material: S2 alloy steel
• Hardness: Up to HRC60
• Bit Length: 100mm (3.94 inches)
• Shank Type: 6.35mm 1/4 inch hex
• Metric Sizes: 1.5/2/2.5/3/4/5/6/8/10/12mm
• Imperial Sizes: 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 3/16, 7/32, 1/4, 5/16 inch
• Surface Treatment: Black phosphate coating for rust prevention