Irwin multi-step drill bit. Type 3M – diameter range 6-18mm.

Multi-step drill bits designed for drilling in thin materials such as soft steel, copper, bronze, aluminum, plexiglass, plastics, wood and laminates. Flattened cylindrical handle. Joran quality.

Manufacturer: Irwin
Catalogue number: 10502852
Type: 3M - 7 diameter sizes.
Diameters: 6, 8, 10, 12, 14, 16, 18 mm (2mm increments).
Application: Multi-step drill bits are designed for precise drilling in thin materials such as soft steel, copper, bronze, aluminum, plexiglass, plastics, wood and laminates.
Construction: The single spiral cutting edge provides greater control and more accurate holes. The special spiral shape allows for perfectly round holes. The self-centering tip prevents slipping and eliminates the need for center punching. The flattened handle prevents the drill bit from slipping out of the chuck. The drill bits are made of industrial grade M7 high-speed steel.
Packaging: PVC tube or skin packaging.

Multi-step drill bits are designed for precise drilling in thin materials. Manufactured in the Danish Irwin joran factory.
Ideal for drilling holes in thin materials such as soft steel, copper, bronze, aluminum, plexiglass, plastics, wood and laminates. The single spiral cutting edge provides greater control and more accurate holes. The spiral guarantees maximum control when drilling through metal sheets and more space for chip removal. The self-centering tip prevents slipping and eliminates the need for center punching. The flattened handle prevents the drill bit from slipping out of the chuck. The drill body is made of industrial grade M7 high-speed steel.