Taper drills are used for drilling sheet materials and will drill a hole of any size between the smallest and largest hole diameter shown below. Use of a cutting fluid is advisable.
Taper drills are used for drilling sheet materials and will drill a hole of any size between the smallest and largest hole diameter shown below. Use of a cutting fluid is advisable.
Made from HSS ( High Speed Steel ).
Step drills are used for cutting varying hole sizes in material up to 4mm thick without changing the drill bit.
Set of 3 consisting 1 of each 4-14mm, 6-20mm, 6-30mm.