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Two Flute HSS Step Drills with Deburring Cut

·Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates
·Two flute remove chips and help pull the bit through material for faster cutting
·Laser each hole size markings for quick size identification
·60°V formation circular cut can easily deburr on the other side of hole
·Spiral flutes guarantee completely smooth running and high cutting performance
·Large and Spiral chip space allows faster and easier chip removal
·High positive cut, extra rake angle
·Longer tool life compared with straight flute type

Variants

Flute Type

Step Range

Description
Advantages
Applications

◆ Made by high-performance HSS, High wear resistance and long tool life;
◆ Manufactured by advanced CNC machine. High consistency and quality assurance;
◆ 118° Split point DIN1412C, good centring, little pressure required;
◆ CBN fully ground ensure better and sharper cutting edges;
◆ Modified cutting angle guarantee smooth running and positive cut;
◆ Grooves oppened wide to allow fast and easy chip removal;
◆ Each step/cone has constant radially adjusted relief and axially relief;
◆ A starter hole of the smallest step/cone diameter will speed the drilling process;
◆ Centered and drilled in one operation;
◆ Applicable for Tube and Sheets and thin materials such as steel, non-ferrous and light metals, plastic, wood, etc.

·Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates
·118oSplit point starts hole cuts quickly and prevents drifting when pressure is added

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