Description:Drillpro 6pcs 1/8 to 1-3/8 Inch Upgrade Step Drill Titanium Spiral Grooved Step Drill Bit Set with Automatic Center Punch and Aluminum Case
Specification:Material: High Speed Steel
Coating: Titanuim
Drill Bit Size: 1/4- 1-3/8, 3/16-7/8, 1/4-3/4, 1/8-1/2, 3/16-1/2
Groove: Spiral
Features:- Durable titanium coated bits w/spiral grooves, the spiral grooved drill cut more smoothly than straight grooved ones,
the drill bit is sharp and can easily drill perfect holes in the metal sheet while the titanium coating improves durability hence lengthening the service life.
- 50 sizes in 5, our bits set includes five standard step drill bits that are capable to drill 50 holes with different diameters, saving you time and efforts;
to make your holes more accurate, please do use a center punch to locate before drilling.
- Universal compatibility, the step drill bits help you to drill holes with different diameter simultaneously, compatible with aluminum,
copper, steel sheets and plastic and wood board that is less than 3mm/0.12 in. in thickness.
- Less splashing & saves your money, x-type opening design can facilitate the removal of cutting waste when drilling to keep the drill bit clean.
- Clear laser measurements, the well-manufactured bits come with very highly visible laser measurements for you to easily find the size you want, improving your drilling accuracy.
Package Included:5 x Step drill bit
1 x Center punch
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