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6% Cobalt Step Drill Bit for Stainless Steel and Metal (4-32mm/15 Steps)

~~£73.98~~

Product information

Description

General description

Premium M35 cobalt steel step drill bit designed for stainless steel and metal applications. With a hardness rating of 66-69 HRC on the Rockwell scale, it offers exceptional heat resistance, wear resistance, and chip resistance, ensuring a long tool life. This drill bit is capable of cutting through various materials including stainless steel, iron plate, aluminum, conduit, wood, PVC, and plastic, and operates two to three times faster than standard drill bits.

Technical specifications

Material: M35 cobalt steel

Hardness: 66-69 HRC

Size range: 4-32mm

Steps: 15 (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 30mm, 32mm)

Usage

Ideal for drilling stainless steel, sheet metal, conduit, steel, copper, brass, aluminum, plastic, vinyl siding, drywall, PVC, and cast iron.

For optimal performance, use cutting fluid, engine oil, or water to prevent overheating and the formation of a hard oxide layer.

Alternative options include vinegar or soy sauce if cutting fluid is unavailable.

Other information

Cutting thickness for stainless steel sheet: Hand drill: ≤ 2 mm; Drill bit: ≤ 5 mm.

Cutting thickness for metal sheet, PVC, wood, etc.: Hand drill: ≤ 5 mm; Drill bit: ≤ 5 mm.

Features

Brand
GOTRAYS
Width
22 cm
Material
Cobalt
Suitable for
Metal
Max drilling diameter
32 mm

Advice from

Drill buying guide

From hammer drills to drill drivers, your choice of drill will come down to the type of tasks you want to complete. For example, a cordless drill is better for driving screws while a corded drill is best suited to drilling. Read on for our tips on picking the right torque, RPM, impact rate, battery and chuck type.

Read our guide

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