findmall 5Pcs Step Drill Bit Set 50 Sizes 1/8 - 1-3/8 Inch M2 High Speed Steel Black Oxide Step Drill Bit Fit for Electrical Plumbing and DIY Lovers

Specification:

5pcs step drill bits enable 50 sizes

-1: 3/16" to 1/2" 6 Steps (3/16'', 1/4'', 5/16", 3/8'', 7/16'', 1/2'')

-2: 1/8" to 1/2" 13 Steps (1/8", 5/32", 3/16'', 7/32", 1/4'', 9/32", 5/16", 11/32", 3/8'', 13/32", 7/16'', 15/32" , 1/2'')

-3: 1/4" to 3/4'' 9 Steps (1/4'', 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4")

-4: 1/4" to 1-3/8"' 10 Steps (1/4'', 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8")

-5: 3/16" to 7/8" 12 Steps (1/4'', 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8")

Compatibility:

The set can drill clean and accurate large holes (up to 1-3/8in. diameter) on following materials such as hard sheet metal, ducts, steel, stainless steel, copper, brass, aluminum, plastic, plexiglass, wood, firewood, veneers, vinyl siding, acrylic, plasterboard, fiberglass and cast iron, Ideal for electrical, plumbing and HVAC contractors.

Features:

Black oxide coating for enhanced durability and performance for easily drilling through metal, plastic and wood or other surface with two-flute design you can drill faster and get a smooth cut

Package Includes:

Set includes a durable ABS plastic organizing case for secure storage and easy carrying.