25Pcs HSS Twist Drill Bits Set

This 25-piece twist drill bit set is manufactured from premium M2 or 4341 high speed steel, delivering great hardness, heat resistance and wear resistance for daily metal drilling work. Equipped with a robust metal storage case to organize, protect and carry all drill bits conveniently.

Product Specifications:

• Quantity: 25 Pieces
• Material: M2 High Speed Steel / 4341 High Speed Steel (two options)
• Point Angle: 135° Split Point, prevents walking and easy centering
• Size Range: 1.0mm - 13.0mm, progressive assorted sizes
• Package: Heavy-duty metal storage box with size marking slots

Key Features

• High quality M2 / 4341 HSS material, strong toughness and long service life
• 135° split point cutting tip, reduces wandering and requires less pressure to drill
• Precision ground flutes for fast chip removal, reduce overheating during drilling
• Metal storage box with engraved size marks, easy to pick and store drill bits
• Universal straight shank, compatible with hand electric drills, cordless drills and bench drill presses

Application

Perfect for drilling carbon steel, alloy steel, aluminum, copper, brass, plastic and wood. Widely used for mechanical maintenance, workshop fabrication, electrical installation and home DIY projects.

Safety Warning: Wear safety goggles during drilling. Apply cutting fluid for metal drilling to extend drill life. Do not exceed recommended drill speed.