Holemaker 3pc Spiral Flute Step Drill Set-4-30mm Vices - Hobbyist 2mm (1/8in) 4

2mm (1/8in) 4

3/16” x 150mm/6”

Roll top design with RF welded seams

750mm Alloy 3-Blade Fan

Holemaker 3pc Spiral Flute Step Drill Set-4-30mm Vices - Hobbyist 2mm (1/8in) 4Holemaker 3pc Spiral Flute Step Drill Set 4 30mm Features The Titanium Nitride coating significantly increases the tool life by providing the following benefits: Increases surface hardness to 85HRC Ceramic surface reducing friction by up to 30% Especially resistant to cold welding Suitable for cutting a wide range of materials.** Set Contents: 1 x SD4 20MM 4 20mm 1 x SD5 25MM 5 25mm 1 x SD6 30MM 6 30mm **Will cut Stainless Steel however Stainless will