Feature

●Super-hard titanium coating lasts up to six times longer than high-speed steel
●Self-starting point starts on contact
●Balanced double flute eliminates chatter and vibration
●Titanium reduces heat for longer life
●Drills clean, accurate holes in these thin materials (up to 1/8 In. ): sheet metal, ducts, steel, copper, brass, aluminum, plastic, plexiglass, wood, veneers, vinyl siding, plasterboard, PVC, stainless steel and cast iron

[3 & 8 Inch]

[4.8 to 13 mm (3 & 16 to 1 & 2 inch)]

[7 & 8 in.]

[3 Piece Set]

[4.8 to 22.2 mm (3 & 16 to 7 & 8 inches)]

[6.35 to 22.2 mm (1 & 4 to 7 & 8 inch)]

[1 & 4 to 1 3 & 8 ]

[2 cm to 3.5 cm]

[1 & 4 - 3 & 4 inch]

[14.2 to 25mm (9 & 16 to 1 inch)]

[3.1 to 13 mm (1 & 8 to 1 & 2 inch)]

Description

The Bosch line of step drills offers the ability to drill up to 13 different size holes with a single bit. Step drill bits are ideal for electrical, plumbing and HVAC contractors. Titanium-coated step drill bits remain clean and accurate even in the toughest materials; superior durability that lasts up to six times longer life than high-speed steel.