Step Drills（Page2）

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  Roof Drill for Folded Plate Roof (Impact Support)

  TOP

  [Features]
  · Dedicated for pilot holes for folded-plate roof and roof bolts.
  [Applications]
  · For civil engineering, construction, prefabricated housing, and house roofing materials.
  [Material]
  · High-speed steel

  Days to Ship:	13 Day(s) or more

• 

  Spiral Step Drill (2-Flute Type)

  ALPEN

  [Features]
  · An easy-to-use 2-flute spiral step drill that provides stable workability.
  [Applications]
  · Work materials: Iron (4 to 6 mm)
  [Material]
  · High-speed steel

  Days to Ship:	9 Day(s) or more

• 

  Spiral Step Drill (2-Flute Titanium Coated)

  ALPEN

  [Features]
  · Overwhelmingly stable workable speeds and durability are achieved due to titanium coating.
  [Applications]
  · Work materials: Iron (4 to 6 mm)

  Days to Ship:	9 Day(s) or more

• 

  Step Drill Set (3-Flute Type)

  RUKO

  [Features]
  · The 3-flute specification allows stable hole drilling with no load and no chatter.
  [Applications]
  · Work materials: Iron (items of strength 900 N/mm² or less), aluminum, brass, plastic (up to 2 mm for plastic only, up to 4 mm for others)

  Days to Ship:	9 Day(s) or more

• 

  Spiral Step Drill (Non-coated High-Speed Steel)

  RUKO

  [Features]
  · A high-grade material is used, enabling stable drilling without load or chatter.
  [Applications]
  · Work materials: Iron plate (items of strength 900 N/mm² or less), brass, aluminum, plastic (up to 4 mm)

  Days to Ship:	9 Day(s) or more

• 

  Spiral Step Drill (2-Flute Titanium Aluminum Coated Type)

  RUKO

  [Features]
  · A high-grade material is used, enabling stable drilling without load or chatter.
  [Applications]
  · Work materials: Iron plate (items of strength 1,100 N/mm² or less), aluminum, brass, plastic (up to 4 mm)

  Days to Ship:	9 Day(s) or more

• 

  Spiral Step Drill (Titanium Aluminum Coated Type)

  RUKO

  [Features]
  · A high-grade material is used, enabling stable drilling without load or chatter.
  [Applications]
  · Work materials: Iron plate (items of strength 1,100 N/mm² or less), aluminum, brass, plastic (up to 4 mm)

  Days to Ship:	9 Day(s) or more

• 

  Spiral Step Drill (Titanium Coated Type)

  RUKO

  [Features]
  · A high-grade material is used, enabling stable drilling without load or chatter.
  [Applications]
  · Work materials: Iron plate (items of strength 900 N/mm² or less), brass, aluminum, plastic (up to 4 mm)
  [Material]
  · High-speed steel

  Days to Ship:	9 Day(s) or more

• 

  Spiral Step Drill Inch (Non-coated High-Speed Steel)

  RUKO

  [Features]
  · A high-grade material is used, enabling stable drilling without load or chatter.
  [Applications]
  · Work materials: Iron plate (items of strength 900 N/mm² or less), brass, aluminum, plastic (up to 4 mm)

  Days to Ship:	9 Day(s) or more

• 

  Spiral Step Drill Inch (Titanium Aluminum Coated Type)

  RUKO

  [Features]
  · A high-grade material is used, enabling stable drilling without load or chatter.
  [Applications]
  · Work materials: Iron plate (items of strength 900 N/mm² or less), brass, plastic (up to 4 mm)

  Days to Ship:	9 Day(s) or more

• 

  Spiral Step Drill Inch (Titanium Coated Type)

  RUKO

  [Features]
  · A high-grade material is used, enabling stable drilling without load or chatter.
  [Applications]
  · Work materials: Iron plate (items of strength 1,100 N/mm² or less), stainless steel, aluminum, brass, plastic (up to 4 mm)

  Days to Ship:	9 Day(s) or more

• 

  Spiral Step Drill Set of 3 High-Speed Steel

  RUKO

  [Features]
  · A high-grade material is used, enabling stable drilling without load or chatter.
  [Applications]
  · Work materials: Iron plate (items of strength 900 N/mm² or less), brass, aluminum, plastic (up to 4 mm)

  Days to Ship:	9 Day(s) or more

• 

  Spiral Step Drill Set of 3 Cobalt High-Speed Steel

  RUKO

  [Features]
  · A high-grade material is used, enabling stable drilling without load or chatter.
  [Applications]
  · Work materials: Iron plate (items of strength 1,100 N/mm² or less), stainless steel, aluminum, brass, plastic (up to 4 mm)

  Days to Ship:	9 Day(s) or more

• 

  Spiral Step Drill Set (Titanium Aluminum Coated Type) Set of 3

  RUKO

  [Features]
  · A high-grade material is used, enabling stable drilling without load or chatter.
  [Applications]
  · Work materials: Iron plate, copper plate, stainless steel, aluminum, plastic (up to 4 mm)
  [Set Contents]
  · 101050-9F, 101051F, 101052F

  Days to Ship:	9 Day(s) or more

• 

  Spiral Step Drill Set (Titanium Coated Type) Set of 3

  RUKO

  [Features]
  · A high-grade material is used, enabling stable drilling without load or chatter.
  [Applications]
  · Work materials: Iron plate, copper plate, stainless steel, aluminum, plastic (up to 4 mm)
  [Set Contents]
  · 101050-9T, 101051T, 101052T

  Days to Ship:	9 Day(s) or more

• 

  Spiral Step Drill (Non-coated Cobalt High-Speed Steel)

  RUKO

  [Features]
  · A high-grade material is used, enabling stable drilling without load or chatter.
  [Applications]
  · Work materials: Iron plate (items of strength 1,100 N/mm² or less), stainless steel, aluminum, brass, plastic (up to 4 mm)

  Days to Ship:	9 Day(s) or more

• 

  Spiral Step Drill 6.35 Hexagonal Shaft (Non-coated High-Speed Steel)

  RUKO

  [Features]
  · A high-grade material is used, enabling stable drilling without load or chatter.
  [Applications]
  · Work materials: Iron plate (items of strength 900 N/mm² or less), brass, aluminum, plastic (up to 4 mm)

  Days to Ship:	9 Day(s) or more

• 

  Spiral Step Drill 6.35 Hexagonal Shaft (Titanium Coated Type)

  RUKO

  [Features]
  · A high-grade material is used, enabling stable drilling without load or chatter.
  [Applications]
  · Work materials: Iron plate (items of strength 900 N/mm² or less), brass, aluminum, plastic (up to 4 mm)
  [Material]
  · High-speed steel

  Days to Ship:	9 Day(s) or more

• 

  Spiral Step Drill Inch (Non-coated Cobalt High-Speed Steel)

  RUKO

  [Features]
  · A high-grade material is used, enabling stable drilling without load or chatter.
  [Applications]
  · Work materials: Iron plate (items of strength 900 N/mm² or less), brass, aluminum, plastic (up to 4 mm)

  Days to Ship:	9 Day(s) or more

• 

  High Bit HBT Straight Shaft 3-Surface

  SANKO TECHNO

  [Features]
  · Can bore thin steel plates (up to 2 mm).
  · Ideal for drilling pilot holes for mounting deck plate inserts.
  · Comes with a stopper to enable safe work for each size.
  · The titanium coating reduces wear and provides outstanding sharpness.
  [Applications]
  · Metal plate.

  Days to Ship:	13 Day(s) or more

• 

  High Bit Good Track Bar

  SANKO TECHNO

  [Features]
  · An adapter for Hi-Bit.

  Days to Ship:	13 Day(s) or more

• 

  Roof High Bit TR Hex Shaft

  SANKO TECHNO

  [Features]
  · It is convenient for drilling pilot holes in bent plates and roof decks.
  · Features a stopper function, helping prevent piercing and allowing safer work when drilling holes.
  · A bearing structure is used for the stoppers. The surface of the base material (coated surface) is difficult to scratch or damage.
  · The titanium coating reduces wear and provides outstanding sharpness.
  · Chips are discharged downward, so waste after work is eliminated.
  [Applications]
  · Metal plate.

  Days to Ship:	13 Day(s) or more

• 

  Titanium Coated Spiral Step Drill With Stopper, 12 Steps, ø4 to 22 mm, STD-22

  EARTH MAN

  [Applications]
  · For drilling, chamfering and increasing hole diameters
  [Features]
  · Features a stopper which prevents the drill from piercing through, increasing safety and work efficiency
  · Rapid cutting and sharp spiral grooves
  · Titanium coated for improved durability
  [Specification]
  · Drilling size: ø4/6/8/10/12/13/15/16/18/20/21/22 mm
  · Maximum drillable plate thickness: 2.0 mm
  · Materials: titanium coated high-speed steel
  · 6.35 mm hex shank

  Days to Ship:	9 Day(s) or more

• 

  Titanium Coated Spiral Step Drill, 10 Steps, ø3 to 12 mm, STD-1

  EARTH MAN

  [Applications]
  · A single device for drilling holes of multiple sizes and increasing or modifying hole diameters
  [Features]
  · Titanium coated for improved durability
  · Rapid cutting and sharp spiral grooves
  [Specification]
  · Drilling size: ø3/4/5/6/7/8/9/10/11/12 (mm)
  · Maximum drillable plate thickness: 2.0 mm
  · Materials: titanium coated high-speed steel
  · 6.35 mm hex shank

  Days to Ship:	11 Day(s) or more

• 

  Titanium Coated Spiral Step Drill, 12 Steps, ø3 to 24 mm, STD-2

  EARTH MAN

  [Applications]
  · A single device for drilling holes of multiple sizes and increasing or modifying hole diameters
  [Features]
  · Titanium coated for improved durability
  · Rapid cutting and sharp spiral grooves
  [Specification]
  · Drilling size: ø3/4/6/8/10/12/14/16/18/20/22/24 (mm)
  · Maximum drillable plate thickness: 2.0 mm
  · Materials: titanium coated high-speed steel
  · 6.35 mm hex shank

  Days to Ship:	12 Day(s) or more

• 

  Titanium Coated Spiral Step Drill, 14 Steps, ø4 to 30 mm, STD-3

  EARTH MAN

  [Applications]
  · A single device for drilling holes of multiple sizes and increasing or modifying hole diameters
  [Features]
  · Titanium coated for improved durability
  · Rapid cutting and sharp spiral grooves
  [Specification]
  · Drilling size: ø4/6/8/10/12/14/16/18/20/22/24/26/28/30 (mm)
  · Maximum drillable plate thickness: 2.0 mm
  · Materials: titanium coated high-speed steel
  · 6.35 mm hex shank

  Days to Ship:	9 Day(s) or more

• 

  Cobalt Coated Spiral Step Drill, 10 Steps, ø3 to 12 mm, STD-4

  EARTH MAN

  [Applications]
  · A single device for drilling holes of multiple sizes and increasing or modifying hole diameters
  [Features]
  · Cobalt coated for cutting stainless steel
  · Rapid cutting and sharp spiral grooves
  [Specification]
  · Drilling size: ø3/4/5/6/7/8/9/10/11/12 (mm)
  · Maximum drillable plate thickness: 2.0 mm
  · Materials: cobalt coated high-speed steel
  · 6.35 mm hex shank

  Days to Ship:	9 Day(s) or more

• 

  Cobalt Coated Spiral Step Drill, 12 Steps, ø3 to 24 mm, STD-5

  EARTH MAN

  [Applications]
  · A single device for drilling holes of multiple sizes and increasing or modifying hole diameters
  [Features]
  · Cobalt coated for cutting stainless steel
  · Rapid cutting and sharp spiral grooves
  [Specification]
  · Drilling size: ø3/4/6/8/10/12/14/16/18/20/22/24 (mm)
  · Maximum drillable plate thickness: 2.0 mm
  · Materials: cobalt coated high-speed steel
  · 6.35 mm hex shank

  Days to Ship:	9 Day(s) or more

• 

  Cobalt Coated Spiral Step Drill, 14 Steps, ø4 to 30 mm, STD-6

  EARTH MAN

  [Applications]
  · A single device for drilling holes of multiple sizes and increasing or modifying hole diameters
  [Features]
  · Cobalt coated for cutting stainless steel
  · Rapid cutting and sharp spiral grooves
  [Specification]
  · Drilling size: ø4/6/8/10/12/14/16/18/20/22/24/26/28/30 (mm)
  · Maximum drillable plate thickness: 2.0 mm
  · Materials: cobalt coated high-speed steel
  · 6.35 mm hex shank

  Days to Ship:	9 Day(s) or more

• 

  4 Flute Spiral Step Drill, 9 Steps, ø4 to 20 mm, STD-11

  EARTH MAN

  [Features]
  · The spiral grooves and 4 cutting edges provide extremely rapid cutting
  · Twice the contact points of conventional 2-flute drill bits
  · Improved sharpness and stability
  · Impact compatible, up to 18 V
  [Specification]
  · Drilling size: ø4/6/8/10/12/14/16/18/20 mm
  · Main body material: titanium coated high-speed steel
  · 6.35 mm hex shank

  Days to Ship:	11 Day(s) or more

• 

  4 Flute Spiral Step Drill, 12 Steps, ø4 to 26 mm, STD-12

  EARTH MAN

  [Features]
  · The spiral grooves and 4 cutting edges provide extremely rapid cutting
  · Twice the contact points of conventional 2-flute drill bits
  · Improved sharpness and stability
  · Impact compatible, up to 18 V
  [Specification]
  · Drilling size: ø4/6/8/10/12/14/16/18/20/22/24/26 mm
  · Main body material: titanium coated high-speed steel
  · 6.35 mm hex shank

  Days to Ship:	9 Day(s) or more

• 

  GT Step Drill

  ARC GREATTOOL

  Can be used for drilling holes in stainless steel plates, thin iron plates, aluminum, etc.

  Days to Ship:	13 Day(s) or more

• 

  GT Step Drill

  ARC GREATTOOL

  [Features]
  · Hardness: HRC58 to 63°; Hex shank: 6.35 mm; Size (mm): 3, 4, 5, 6, 7, 8, 9, 10, 12; Specifications: impact compatible; Functions: includes a chip breaker; Rotation speed (rpm) approx.: 3/3,000; 4/2,800; 5/2,200; 6/1,800; 7/1,600; 8/1,400; 9/1,200; 10/1,100; 12/900
  [Applications]
  · Stainless steel plates, thin iron plates, aluminum, etc.

  Days to Ship:	13 Day(s) or more

• 

  GT Step Drill Set For Stainless Steel

  ARC GREATTOOL

  [Features]
  · 9-step step drill bit applications: for drilling holes in stainless steel plates, thin iron plate, aluminum, etc.
  · Cutting material thickness: iron plate 2 mm (approx.)
  · Drill bit sizes: 2.0/2.5/3.0/3.2/3.5/3.8/4.0/5.0 mm
  · 9-step step drill bit sizes: 4/5/6/7/8/9/10/11/12 mm
  · Shank: hex shank
  · Shank diameter: 6.35 mm
  · Hardness: HRC63 to 66°
  · Approximate step drill diameter / rotation speed (for general mild steel) (drill diameter [mm] / rotation speed [rpm]): 4/2,800; 5/2,200; 6/1,800; 7/1,600; 8/1,400; 9/1,200; 10/1,100; 11/1,000; 12/900
  [Applications]
  · Drill bit applications: for drilling holes in stainless steel, difficult-to-cut materials, general steel and light metals

  Days to Ship:	9 Day(s) or more

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