Product description
Bearing steel, of high quality and good durability, available for your use
Professional opening, chamfering, oval hole enlargement drill
Suitable for punching metal plates, aluminum plates, brass, cast iron, or wood below 3mm.
Metal plates with excessively high hardness are not suitable as they may damage our drill bits
This drill bit comes in 3 sizes (4-12mm, 4-20mm, 4-32mm), fully meeting your different needs.
Head shape: hexagonal handle
Surface treatment: Titanium coating
5 Step Bit: 4-12mm Length: Approx. 6.7cm/ 2.64"
9 Step Bit: 4-20mm Length: Approx. 7.4cm/ 2.91"
15 Step Bit: 4-32mm Length: Approx. 10.2cm/ 4.02"
15 Step Bit: 4-32mm (4,6,8,10,12,14,16,18,20,22,24,26,28,30,32mm)
9 Step Bit: 4-20mm (4,6,8,10,12,14,16,18,20mm)
5 Step Bit: 4-12mm (4,6,8,10,12mm)
Attention: Due to differences in lighting and display on mobile phone and computer screens, the actual color of the product may differ slightly from the picture. Please allow for manual measurement of any resulting differences. Thank you for your understanding.