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4-22mm Spiral Groove Hexagonal Handle Step Drill Bit for Metal Drilling

Johnson Tools Manufactory Co., Ltd.
  • Customized：Customized
  • Standard：SGS
  • Length：62mm
  • Type：Core Drill Bit
  • Material：High Speed Steel
  • Usage：Wood Drilling, Metal Drilling

Base Info

  • Product Name：High Speed Steel Titanium Coated Hole Cutter Step
  • Sample：Available
  • Raw Material：High Speed Steel 4241
  • Size：4-22mm
  • Connector Type：1,4 Hex Shank
  • Application：Metal, Wood , PVC etc.
  • Transport Package：Bag
  • Specification：Customized
  • Trademark：Johnsontool
  • Origin：China
  • Production Capacity：300000PCS Per Month

Description

  Size10-step drill bit 4-12mm: 4, 6, 8, 10, 12,14,16,18,20,22mmFeatures1. Strong Durability: coated by titanium, the bits have strong durability. This step drill set performs well in heat, corrosion and rust resistance.

2. Premium HSS Material: High-speed steel construction for longer cutting edge life even at extreme temperatures.

3. Automatic Center Punch: Delivers an automatic, high-impact, spring-loaded strike when pressed against surface, adjustable cap regulates striking force

4. Wide Usages: Perfect for home repairs and light jobs such as drilling holes in plastic, aluminum, copper, stainless steel and many other types of sheet metal.  4-22mm Spiral Groove Hexagonal Handle Step Drill Bit for Metal Drilling4-22mm Spiral Groove Hexagonal Handle Step Drill Bit for Metal Drilling

4-22mm Spiral Groove Hexagonal Handle Step Drill Bit for Metal Drilling4-22mm Spiral Groove Hexagonal Handle Step Drill Bit for Metal Drilling4-22mm Spiral Groove Hexagonal Handle Step Drill Bit for Metal Drilling
4-22mm Spiral Groove Hexagonal Handle Step Drill Bit for Metal Drilling4-22mm Spiral Groove Hexagonal Handle Step Drill Bit for Metal Drilling4-22mm Spiral Groove Hexagonal Handle Step Drill Bit for Metal Drilling4-22mm Spiral Groove Hexagonal Handle Step Drill Bit for Metal Drilling