Step Drill Bit Set for Metal Sheet Heavy Duty, 5-Piece Premium M2 HSS Step up down Drill Bits Stepper Unibit for Steel Hole, 50 Sizes from 1/8 to 1-3/8 Inches
Description
| Item model number | B106BK |
| Material | High Speed Steel |
| Cutting Angle String | 118 Degrees |
| Product Dimensions | 5.91 x 5.31 x 1.57 inches; 1.23 Pounds |
| Shank Type | Hex |
| Country of Origin | China |
| Cutting Diameter | 1.38 Inches |
| Finish Type | Black Nitride |
- Durable High-Speed Steel: Made from Premium M2 high-speed steel with a black coating for enhanced durability and sharpness, this drill bit reduces friction, resists heat, corrosion, and rust, extending cutting edge life even at high temperatures
- Versatile Multi-Diameter Design: The set includes 50 sizes with multiple hole diameters, allowing for convenient drilling of various hole sizes using a single step drill—ideal for DIY projects at home, in the garden, or in the workshop
- 118 ° Split Point Tip & Two-Flute Design: Featuring a split point tip at 118 degrees for better wear resistance, the two-flute design ensures smoother cutting and efficient material removal, compatible with electrical, cordless, or high-impact drill presses
- Convenient Storage and Marking Tool: Comes with a heavy-duty aluminum case for safe storage and an automatic center punch for precise marking. The punch delivers a high-impact strike and features an adjustable cap for regulating force
- Engineered for Stability and Efficiency: The Lichamp step drill is designed to minimize vibration and noise during use, providing a smoother and quieter drilling experience, thus improving work efficiency and overall safety
Typical Data / Physical Properties:
Brand: Lichamp
Thread Style: Right
Size: 50 Sizes from 1/8 to 1-3/8 inches
Meterial: M2 High Speed Steel
Finish Type: Black Nitride
Color: Black
Angle Point: 118 Degree
Flute Type: Straight
Shank Type: Triangle Round Shank
Case: Aluminum Case
Environment: Indoor and Outdoor
Step drill bits size:
#1: 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")
#2: 3/16" to 7/8" 12 Steps (3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16",7/8")
#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: 1/8" 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")
#5: 3/16" to 1/2" 6 Steps (3/16", 1/4", 5/16", 3/8", 7/16", 1/2")
Drilling Material:
Sheet metal
Wood chips
Board
Aluminum alloy
Plastic plates
Features:
Genuine M2 HSS with black nitride ensures durability and sharpness which can reduce the friction and run cooler.
Drills holes of various sizes without changing bits, Smoother and rounder holes, Prevents metal scurf from flying around for improved safety.
118 degrees split point tip provides faster cutting and prevent sliding while increasing the wear resistance.
Double flutes design allows the particles escape easily for a clean drilling operation.
Great for sheet metal, aluminum sheets, wood chips, plastic and wood board. It's a perfect choice for DIY and engineering use.
Come with aluminum case for easy storage and organizing.
Maintenance Tips:
1. Not compatible with hammer drill.
2. Please do not set drilling speed too high to avoid damages to cutting edge.
3. It is recommended to oil the bit before every use.
4. Please drill a smaller hole to make drilling smoother.
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