3pcs Large HSS Speed Steel Step Cone Drill Titanium Bit Set Hole Cutter BIT

SEDY
3pcs Large HSS Speed Steel Step Cone Drill Titanium Bit Set Hole Cutter BIT
3pcs Large HSS Speed Steel Step Cone Drill Titanium Bit Set Hole Cutter BIT
3pcs Large HSS Speed Steel Step Cone Drill Titanium Bit Set Hole Cutter BIT
3pcs Large HSS Speed Steel Step Cone Drill Titanium Bit Set Hole Cutter BIT
3pcs Large HSS Speed Steel Step Cone Drill Titanium Bit Set Hole Cutter BIT

DESCRIPTION

Size

  • 4-12mm Length: Approx. 6.7cm/ 2.64" (4mm, 6mm, 8mm, 10mm, 12mm)
  • 4-20mm Length: Approx. 7.4cm/ 2.91" (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm) 4-32mm Length: Approx. 10.2cm/ 4.02" (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 30mm, 32mm)

What is a Step Drill Bit? - Step Drill Bits are the most important tool when working with metals. They work at a faster speed to make relatively neat holes. Mostly used in metalworking, they come with just one single drill bit, known as a step drill bit, with progressively sized grooves and ridges. ;

  • Using Step Drill Bits for Sheet Metal Work.
  • Using Step Drill Bits for Countersinks
  • Using Step Drill Bits for Auto Repair Work