25-Piece Step Drill Bit Set HSSG M2 1-13 mm for accurate drilling

25-Piece Step Drill Bit Set HSSG M2 1-13 mm for accurate drilling

Step twist drill set, 25 pcs.

• DIN 338
• Material HSSG-M2
• Cross ground
• Step drill tip geometry (from diameter 3 mm)
• 3-sided shank (from diameter 4 mm)
• In rose plastic box
• These drills are a combination of step drills and twist drills
• Precise spot drilling without running or slipping due to self-centering, no more pre-drilling necessary
• Saves pre-drilling, larger diameters can be drilled in one operation
• Fast drilling progress due to precise breaking up of the material
• Safe drilling on very smooth, rounded and uneven surfaces
• Increased tool life and energy-saving drilling due to step technology
• Precise, circular drill holes
• Perfect for drilling out rivets and stud bolts
• Due to optimal chip removal also suitable for precise drilling in hardwood possible
• The 3-edge shank prevents the drill bit from slipping in the drill chuck - optimum power transmission

Contents:

1 step twist drill bit each 1.0 to 13.0 mm (0.5 mm increasing)

Suitable for the following materials:

• Sheet metal, thin-walled material
• Alloyed and unalloyed steels
• Cast iron
• Malleable cast iron
• general structural steels
• low-alloyed copper
• Brass
• aluminum
• tool steels
• Plastics
• Acrylic glass
• Screen printing plates
• Hard and soft wood

Manufacturer Nr.: Lienemann STB432925

EAN: 4250059519978