sourcing map 6 mm x 140 mm Extra-Long HSS Twist Drill Bits, Fully Ground, 2-Pack

Description

• Dimensions: 6 mm drill diameter, 90 mm flute length, 140 mm overall length.
• Made of high-speed steel with high hardness, wear resistance, heat resistance, and bending strength.
• Polished surface for easy maintenance and repair, with a long tool life and faster cutting speed.
• Twisted flute design enables efficient, clean chip removal and helps prevent clogging.
• Suitable for wood, plastic, drywall, aluminum, copper, PVC, and thin iron sheet.
• Straight shank fits electric drills, drill presses, hand drills, machining centers, and CNC lathes.
• Recommended speed: 1001,000 RPM. Use suitable cutting fluid or lubricant to reduce friction.
• Securely clamp the workpiece before drilling; use higher speeds for softer materials and lower speeds for harder materials.

These extra-long twist drill bits are made of high-speed steel with high hardness, wear resistance, heat resistance, and bending strength. Their polished surface is easy to maintain and repair. The twisted flute design supports efficient, clean chip removal during drilling and helps prevent clogging; regularly remove chips and debris from the flutes. The bits are suitable for drilling wood, plastic, drywall, aluminum, copper, PVC, and thin iron sheet. The straight shank is compatible with electric drills, drill presses, hand drills, machining centers, and CNC lathes. Pay attention to the speed setting when drilling, as excessive speed can be unsuitable. The recommended speed is 1001,000 RPM. Use suitable cutting fluid or lubricant to reduce friction and extend bit life, and securely clamp the workpiece before drilling.

Shipping and Returns

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