‎HSS step drill bit with spiral flute 3 6-30 mm | 76803

features

• Perfect for sheet metal working, stainless steel sheets, non-ferrous metals, plastics and plexiglass

• Multi-step drill bit with spiral flute and edge breaker for drilling and deburring cylindrical holes

• 3-surface grinding on the shank for a better form fit, ensuring an optimum power transmission

• Sharp drill bit tip: Instant drilling without pre-drilling, burr and chatter mark free work

• Precision ground due to CBN grinding process

• High running smoothness with an excellent cutting performance

• Optimal chip removal, especially with non-breaking chips

• Spiral geometry of the flutes results in a longer tool life

• The next larger step can be used for slight countersinking or deburring

• size : 6-30 mm