Product reviews for Faithfull Hss Step Drill 4 To 12mm x 10mm
Faithfull Hss Step Drill 4 To 12mm x 1.0mm
Step drills are used for cutting varying hole sizes in material up to 4 mm thick without changing the drill bit. Each drill cuts parallel holes within a specific size range, rising in 2 mm increments.The set of three is supplied in a metal s...