Feature

●【M2 - 6542 High-Speed Steel】Solid 6542 high speed steel construction for extra durability, close to impossible to snap compared conventional drill bits, the unique 3-sided shank prevents slip in drill chuck and reduces shocks.
●【Double-Fluted - High Speed Cutting】Double-Fluted Step Drill Bits provide faster cutting and drilling than single flute bits, it is optimized for cordless drills in high speed provides greater speed and control. Double flutes cut faster and keep bit cooler
●【DURABLE & STURDY】Solid M2 high speed steel construction for extra durability, the unique thick 3/8 inch hex shank prevents slip in drill chuck and reduces shocks, for a more positive grip.
●【Size Specification】For use in cordless drills in high speed. High-visibility silver targets for primary 19 hole sizes; come with 19 sizes (3/16", 9/32", 3/8", 7/16", 17/32", 5/8", 11/16", 25/32", 7/8", 29/32". 31/32", 1", 1-1/16", 1-1/8", 1-5/32", 1-7/32", 1-9/32", 1-5/16", 1-3/8") so you can drill up holes with different diameters, saving your time and efforts to change bits.
●【Universal Compatibility】Compatible with 1/4, 3/8, 1/2 electric drills or bench drills, work for sheet steel, iron sheets, brass sheets， metal,wooden boards, acrylic, PVC,aluminum or plastic, designed for drilling on steel plates up to 0.2 in. thickness.


Description

M2 Step Drill Bit Two Flutes, Professional Double Cutting Blades High Speed Steel Cut Faster Drilling Step Drill Bit, for Cutting Holes On Sheet Metal, Steel, Wood, Aluminum, Plastic etc.

Specifications:

Type: M2 Step Drill Bit
Material: Genuine High Speed Steel
Coating: Black Oxide
Number of Steps: 18
Style: Dual-Flute Step Bits
Cutter Geometry: Dual-Flute
Application: Metal, Plastic, Aluminum, Wood etc.
Package Quantity: 1
Hole Diameter: 3/16", 9/32", 3/8", 7/16", 17/32", 5/8", 11/16", 25/32", 7/8", 29/32". 31/32", 1", 1-1/16", 1-1/8", 1-5/32", 1-7/32", 1-9/32", 1-5/16", 1-3/8"

Tips:

1. Please do not use the step drill bit at its Max. speed to avoid any damages to be done to the cutting edge.
2.Please use water to cool down the bit after in operation for a while to improve service life.
3. Oiling the bits recommended before every use to maximize the service life.
4. The thickness of the subject you are going to drill on shall NOT exceed the height of each increment of the step drill bit.