[8.5mm]

Function:
1. Suitable for processing machines such as hand drills and bench drills, and can be drilled in stainless steel, drill copper, drill iron, drill aluminum and other steel materials.
2. Drill bits are precision made of titanium plated high speed steel, with high hardness, good heat resistance, long service life
3 High blade strength, fast gauge speed, excellent workmanship, can effectively improve working efficiency.
4 The drill bit has an S-shaped spiral groove that helps to dispense shavings, saving time and effort when working.
5 Using a powerful whetstone wheel to make the blade groove sharper and smoother, making the drill more robust and durable.


Specifications:

Item Type: Twist Drill Bit
Material: High Speed Steel
Applications: hand drills, bench drilling machines, etc.
Applications: Stainless steel drilling, copper drilling, iron drilling, aluminum alloy and other steel materials

Drill size (approximate): Total length (approximate): 0.3 in (7 mm), 0.3 in (108 mm), 4.3 in (69 mm), 2.7 in (7.5 mm), 0.3 in (109 mm), 4.3 in (70 mm), 2.8 in (8.5 mm) 3" 116 mm/4.6" 75mm / 3" 9mm / 0.4" 125mm / 4.9" 81mm / 3.2" 9.5mm / 0.4" 125mm / 4.9" 81mm / 3.2"



Package List:
10 x Drill Bits