HARDEN 3 Pcs Step Drill Bit Set | Titanium Coated HSS | Multi-Range Hole Enlargement | Model: 614143
Get the HARDEN 3-Piece Titanium Step Drill Bit Set at tolsentools.com.bd. HSS, multi-range for clean, precise hole enlargement in metal & plastic.
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Details:
- Brand:HARDEN
- Model:614143
HARDEN 3 Pcs Step Drill Bit Set | Titanium Coated HSS | Multi-Range Hole Enlargement | Model: 614143
A professional 3-piece step drill bit set covering small to large hole sizes (3mm to 32mm). Made from heat-treated HSS with titanium coating, this set provides clean, burr-free holes in sheet metal, plastic, and wood—ideal for electrical, plumbing, automotive, and DIY projects.
🔹 Specifications
Brand: HARDEN
Model: 614143
Type: Step Drill Bit Set (3 Pieces)
Material: High-Speed Steel (HSS), Heat-Treated
Coating: Titanium Nitride (TiN) – Reduces Friction, Increases Life
Shank: Hex Shank (Secure Grip in Chuck)
Application: Sheet Metal, Plastic, Wood, Aluminum
🔹 Included Bits & Step Sizes
Small: 3–12mm Step Drill
Steps: 3, 4, 5, 6, 7, 8, 9, 10, 11, 12mm
Ideal for electrical knockouts, small pipes, and thin materials.
Medium: 4–20mm Step Drill
Steps: 4, 6, 8, 10, 12, 14, 16, 18, 20mm
Versatile for HVAC, plumbing, and general fabrication.
Large: 4–32mm Step Drill
Steps: 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32mm
Suitable for large holes in panels, ducts, and enclosures.
🔹 Key Features
Titanium Coating – reduces heat, prevents corrosion, and extends bit life.
Heat-Treated HSS – ensures durability and maintains sharpness.
Hex Shank Design – prevents slipping in drill chucks for safe operation.
Gradual Step Design – creates clean, precise holes with minimal burring.
Complete Size Range – covers 3mm to 32mm for various applications.
Time & Cost Efficient – replaces multiple drill bits with one set.
🔹 Applications
Perfect for:
Electrical box and conduit holes
Plumbing pipe installations
Automotive sheet metal work
HVAC duct and vent holes
DIY metal/wood/plastic fabrication
Appliance repair and modification
General workshop and home projects
🏷️ Product Tags
Step Drill Bit Set, Unibit Set, Titanium Coated Drill Bits, Hole Enlargement Set, Metal Drilling Tools, HARDEN Tools, Sheet Metal Drill Set, 614143
#Tags
#HARDEN #StepDrillSet #UnibitSet #TitaniumCoated #MetalDrilling #DIYTools #614143 #DrillBitSet #SheetMetalTools
HARDEN 3 Pcs Step Drill Bit Set | Titanium Coated HSS | Multi-Range Hole Enlargement | Model: 614143
1,650 BDT
Details:
- Brand:HARDEN
- Model:614143
HARDEN 3 Pcs Step Drill Bit Set | Titanium Coated HSS | Multi-Range Hole Enlargement | Model: 614143
A professional 3-piece step drill bit set covering small to large hole sizes (3mm to 32mm). Made from heat-treated HSS with titanium coating, this set provides clean, burr-free holes in sheet metal, plastic, and wood—ideal for electrical, plumbing, automotive, and DIY projects.
🔹 Specifications
Brand: HARDEN
Model: 614143
Type: Step Drill Bit Set (3 Pieces)
Material: High-Speed Steel (HSS), Heat-Treated
Coating: Titanium Nitride (TiN) – Reduces Friction, Increases Life
Shank: Hex Shank (Secure Grip in Chuck)
Application: Sheet Metal, Plastic, Wood, Aluminum
🔹 Included Bits & Step Sizes
Small: 3–12mm Step Drill
Steps: 3, 4, 5, 6, 7, 8, 9, 10, 11, 12mm
Ideal for electrical knockouts, small pipes, and thin materials.
Medium: 4–20mm Step Drill
Steps: 4, 6, 8, 10, 12, 14, 16, 18, 20mm
Versatile for HVAC, plumbing, and general fabrication.
Large: 4–32mm Step Drill
Steps: 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32mm
Suitable for large holes in panels, ducts, and enclosures.
🔹 Key Features
Titanium Coating – reduces heat, prevents corrosion, and extends bit life.
Heat-Treated HSS – ensures durability and maintains sharpness.
Hex Shank Design – prevents slipping in drill chucks for safe operation.
Gradual Step Design – creates clean, precise holes with minimal burring.
Complete Size Range – covers 3mm to 32mm for various applications.
Time & Cost Efficient – replaces multiple drill bits with one set.
🔹 Applications
Perfect for:
Electrical box and conduit holes
Plumbing pipe installations
Automotive sheet metal work
HVAC duct and vent holes
DIY metal/wood/plastic fabrication
Appliance repair and modification
General workshop and home projects
🏷️ Product Tags
Step Drill Bit Set, Unibit Set, Titanium Coated Drill Bits, Hole Enlargement Set, Metal Drilling Tools, HARDEN Tools, Sheet Metal Drill Set, 614143
#Tags
#HARDEN #StepDrillSet #UnibitSet #TitaniumCoated #MetalDrilling #DIYTools #614143 #DrillBitSet #SheetMetalTools