Unique Bargains M4 x 0.7 Spiral Point Thread Tap and 3.3mm Twist Drill Bit Set Metric Titanium Plated 6542 High Speed Steel Machine Screw Thread Tap Threading Tool

Tap and Drill Bit: Tap thread size: M4 x 0.7, drill bit diameter: 3.3mm / 0.13"; High-speed steel tool has high hardness and toughness for wear resistance; Good for general purpose applications.

Spiral Point Tap: Spiral point flute design, downward chip removal, right hand thread cutting, fast tapping with accuracy; Suitable for processing through-hole threads; For fast tapping in aluminum, die steel, stainless steel, bronze, hard plastics.

Twist Drill Bit: Spiral chip space design for fast and clean chip removal; Sharp cutting edge provides smooth cutting and no glitches; Titanium coating provides excellent corrosion resistance and wear resistance.

Usage of Tap: Used on drilling machines, tapping machines, CNC and milling machines; Use with tapping oil to get higher quality threads and more durable taps; Machine taps are suggested to be used with tap collets with overload protection.

Tips of Drill Bit: Suitable lubricant is conducive to cutting or cooling, making cutting easier, improving smoothness and dimensional accuracy; Select an appropriate feed rate and cutting speed to improve the tool life.