Features:
*1. Made of premium HSS, is durable and sturdy for long-term use. Short size is not easy to shake, ensuring accurate drilling.
*2. Quick change: These 1/4 inch hex shank of hex bit set well fits all power tools, achieving quick change more easily and securely.
*3. High efficiency: Fast replacement composite cone uses drill edged principle drilling and tapping, one-step processing, greatly saves processing steps and time, improves working efficiency.
*4. Wide spiral groove: The tap bit set also has a wide spiral groove, which allows chips to easily escape from the hole.
*5. Application: Easy to operate, suitable for drilling and tapping in aluminum, iron, metal, wood, plastic, etc.
Description:
*1. Material: high-speed steel
*2. Color: blue
*3. Size: M3x0.5mm / M4x0.7mm / M5x0.8mm / M6x1.0mm / M8x1.25mm / M10x1.5mm
*4. Head Diameter:
#3 mm: 1/8"
#4 mm: 5/32"
#5 mm: 3/16"
#6 mm: 1/4"
#8 mm: 5/16"
#10 mm: 3/8"
*5. Handle Diameter: 6.35 mm(1/4")
*6. Total Length:
#M3: 64mm/2.5in
#M4 & M5 & M6 : 66mm/2.6in
#M8: 68mm/2.7in
#M10: 70mm/2.8in,
Package Includes:
12 x Hex Shank Drill Bit