60 Pcs Twist Drill Bits HSS Titanium Micro Drill Bits Metric HSS High Steel 1/1.5/2/2.5/3/3.5mm

Material: High Speed Steel with Titanium Coating.

The drills are smoothed and the coating these drill bits are evenly and sharp HSS high speed steel and durable.

6 different diameters for choice metal drilling diameter: 1mm 1 5mm 2mm 2 5mm 3mm 3 5mm each size 10pcs.

Titanium coating Improve the surface hardness of the drill bit Improve the machining accuracy Improve the surface quality of the drill bit Reduce the coefficient of friction with the processing of the workpiece Improve the wear resistance.

Suitable for drilling holes in a variety of surfaces including aluminum wood and plastic Great for DIY craft project and general building / engineering use.

Features:

High Speed Steel Durable.with Titanium finish which will help them last longer holes.

Pre drilling keeps wood from splitting before putting a screw in it and makes adding hardware goes much smoother. Holds screw heads from stripping.

Normally or bits are stored in cases by size and it would be difficult to find the correct bit which is very easy to choose the correct bit with calipers and we checked the diameter before using

They are very useful to do some type of DIY craft project and general Building / Construction Use it can be used to drill holes in a variety of surfaces including metal wood and plastic.

Sizes Included:

1mm 1.5mm 2mm 2.5mm 3mm 3.5mm

Size and Quantity:

1.0mm: 10pcs

1.5mm: 10pcs

2.0mm: 10pcs

2.5mm: 10pcs

3.0mm: 10pcs

3.5mm：10pcs

Quantity:

1 Set(60pcs)