3Pieces Set 3 12Mm 4 12Mm 4 20Mm Hss Straight Groove Step Drill Bit

Color *
3-12 4-12 4-20
3-12 4-12 4-20 bag
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3Pieces set 3 12mm 4 12mm 4 20mm HSS Straight Groove Step Drill Bit Titanium Coated Wood Metal Hole Cutter Core Drilling Tools Set

  • type9: Drill holder
  • type8: Conical
  • type7: Mini
  • type6: Straight flute step drill
  • type5: Woodworking
  • type4: Conical drill
  • type3: Mini drill
  • type20: Woodworking tools
  • type2: Drill bits for wood
  • type19: Drill bits for wood
  • type18: Step drill bit
  • type17: Hammer drill
  • type16: Wood cutters
  • type15: Construction tools
  • type14: Metal drills
  • type13: Bit for electric screwdriver
  • type12: woodworking tools
  • type11: tools
  • type10: Wood Drilling
  • type1: Drill bit
  • Use: Wood Drilling
  • Type: Center Drill Bit
  • Model Number: 182210864
  • Material: High Carbon Steel
  • DIY Supplies: Woodworking
  • Brand Name: OIMG


Brand New and High Quality

Made from high quality HSS steel

Ideal for using to cut holes in a variety of materials including steel, brass, wood, plastic, etc.

Titanium coated to reduce mit and heat

Heat treated and highly polished. Drills perfectly round holes in steel, brass, plastic, wood etc.

3 sided shanks design in order to prevent slippage when in chuck

Two flute design drives faster, smoother and cleaner cuts each step is clearly labeled with the depth diameter in steps

Function: Deburring, Chamfering, Cutting or expanding holes

Supporting tools: Pistol drill, Hand drill, Charging drill, Bench drill. (Water injection cooling while working, it can effectively extend the service life of the drill bit, especially in the case of continuous drilling)

Package include:


1 x Drill Bit 3-12mm

1 x Drill Bit 4-12mm

1 x Drill Bit 4-20mm

1 x Bag  Bag color black blue random


1 x Drill Bit 3-12mm

1 x Drill Bit 4-12mm

1 x Drill Bit 4-20mm


1 x Drill Bit 4-12mm


1 x Drill Bit 4-20mm



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  • Processing Time: Your order will be packaged and shipped within 2-4 days of ordering
  • Shipping Time: Shipments within the United Kingdom take 7 - 15 days. Typically it takes up to 10 - 20 business days to arrive at an international address. This time is from the date that it is shipped out, not the day the order is placed. However, the delivery may take a little longer than usual due to holidays.
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