IRWIN 11104 Unibit #4M Step Drill Bit, 4mm to 22mm, 10 Sizes
- The IRWIN 11104 Unibit #4M Step Drill Bit is engineered for precision drilling in thin materials, including stainless steel, copper, brass, aluminum, plastic, and laminates. Its single-flute cutting edge ensures true, round holes with minimal vibration, while the SpeedPoint tip allows for faster penetration without the need for center punching.
- Features:
- Drills 10 hole sizes ranging from 4mm to 22mm
- Single-flute cutting edge for greater control and reduced vibration
- SpeedPoint tip for rapid starts and eliminates the need for center punching
- 3/8" (10mm) shank with three flats to prevent slipping in the drill chuck
- High-speed steel construction for durability and long life
- Specifications:
- Manufacturer: IRWIN
- Part Number: 11104
- Product Type: Unibit Step Drill Bit
- Hole Sizes: 10 steps from 4mm to 22mm in 2mm increments
- Shank Diameter: 3/8"
- Material: High-speed steel
- Maximum Material Thickness: 5mm
- The Unibit #4M Step Drill Bit can also be referred to as a step bit, unibit, multi-step drill bit, tapered drill bit, and cone drill bit.
IRWIN Tools, a leading manufacturer of hand tools and power tool accessories, is renowned for delivering high-quality and innovative products that meet the needs of professional tradespeople worldwide.
Q: What materials can the IRWIN 11104 Unibit #4M Step Drill Bit be used on?
A: This step drill bit is ideal for drilling into thin materials such as stainless steel, copper, brass, aluminum, plastic, and laminates.
Q: Does the drill bit require a pilot hole or center punching before use?
A: No, the SpeedPoint tip design allows for fast initial penetration without the need for a pilot hole or center punching.
Q: How does the single-flute cutting edge benefit the drilling process?
A: The single-flute cutting edge ensures true, round holes and provides greater control with less vibration during drilling.
