Ingco - Step Drill Bit 6 Piece Set

Features:
-HSS Titanium Coating
High speed steel along with titanium coating ensures outstanding durability and sharpness, can reduces the frictionand drills with less heat , runs cooler.
-Two-flute Spiral Grooved Design
Two-flute spiral grooved design deburrs chip, dust and debris for clearance and smooth cutting.
-Multipurpose
Perfect for home DIY, and general building/ engineering use such as drilling holes in wood,plastic, aluminum, copper,iron sheet and many other types of sheet metal.
-High-Speed Steel Step Drill Bit Sets Multiple Hole Step Drill Bits for Woodworking 3Pcs.High-speed steel along with the strong coating ensures extreme durability, will stay new and it can shiny for years to come.
-High-speed steel step Drill Bit Set provides fast and smooth drills on steel sheets, aluminum sheets, wood board, plastic board etc. (the board must be smaller in thickness than the height of step drill bits).

xTips:Before use please mark the spot that you are to drill for easier drilling and improved drill bits life.

Specifications:
-Material: high-speed steel
-Capable of cutting holes from 4 mm to 32 mm through three different step drill bits.
-1 Piece 4-12mm,2mm/step
-1 Piece 4-20mm,2mm/step
-1 Piece 4-32mm,2mm/step
-Saw drill:3mm,6mm,8mm
-Material: HSS 4341
-Packed by platic box

What's in the box
1 x 4-12mm,2mm/step
1 x 4-20mm,2mm/step
1 x 4-32mm,2mm/step
3 x Saw drill