best step drill bit

No. 1

Neiko 10194A Titanium Step Drill Bit, High Speed Steel | 1/4 to 1-3/8...

  • TITANIUM | HIGH SPEED STEEL: classic high speed steel with titanium coating for proven capability and durability in drilling holes in...
  • 135° SPLIT POINT TIP: increases cutting speed with self-centering and prevents walking
  • TWO-FLUTE DESIGN: clears chips faster and allows particles to escape easily
  • TRI-FLATTED SHANK: fits into power tools chuck securely and eliminates slip
  • INCLUDES 10 STEP SIZES: 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8"
No. 2

Neiko 10193A Titanium Step Drill Bit Set, High Speed Steel | 3-Piece...

  • TITANIUM | HIGH SPEED STEEL: classic high speed steel with titanium coating for proven capability and durability in drilling holes in...
  • 135° SPLIT POINT TIP: increases cutting speed with self-centering and prevents walking
  • TWO-FLUTE DESIGN: clears chips faster and allows particles to escape easily
  • TRI-FLATTED SHANK: fits into power tools chuck securely and eliminates slip
  • SET INCLUDES: Bit #1 (6 steps): 3/16", 1/4", 5/16", 3/8", 7/16", 1/2"; Bit #2 (13 steps): 1/8", 5/32", 3/16", 7/32", 1/4", 9/32",...
No. 3

Neiko 10181A Quick Change HSS Titanium Coated Spiral Grooved Step...

  • Constructed of industrial high speed steel with titanium nitride coating for durability and strength to punch and drill clean holes in...
  • Unibit split point tip accelerates cutting speed while preventing angled walking away from center line of bore
  • Two-flute spiral grooved design deburrs chip, dust and debris for clearance and smooth cutting
  • Quick change 1/4-inch hex shank makes for easy, convenient bit switches and is compatible with impact ready power tools
  • Assortment comes with 3 drill bits of a combined 31 sizes to add to your drilling arsenal: 13 step drill (1/8, 5/32, 3/16, 7/32, 1/4,...
No. 4

CO-Z 5pcs Hss Cobalt Multiple Hole 50 Sizes Step Drill Bit Set with...

  • Cobalt high speed steel along with the titanium coating ensures extreme durability, will stay new and shiny for years to come.
  • Different sized shanks ensure compatibility with 1/4, 3/8 and 1/2 in. chuck sizes.
  • Non-walking drill tip provides fast and smooth drills on steel sheets, aluminum sheets, wood board, plastic board etc. (the board must...
  • Please mark the spot that you are to drill for easier drilling and improved drill bits life.
  • All the bits come in a well-organized case for easy transport and storage.
No. 5

Neiko 10197A Titanium Step Drill Bit Set, High Speed Steel | 5-Piece...

  • Classic high speed steel with titanium coating for proven capability and durability in drilling holes in plastic, aluminum, copper,...
  • 135° split point and two flute design increases cutting speed with self-centering and prevents walking, clears chips faster and allows...
  • Tri flatted shank fits into power tools chuck securely and eliminates slip
  • Set includes a sturdy blow molded organizing case for secure storage and easy carrying
  • Set includes: Drill Bit #1 (10 step sizes): 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8”; Drill Bit #2 (12 step...
No. 6

CO-Z Large HSS Spiral Groove Step Drill Bit, 12 Sizes Titanium High...

  • The step drill bit is made from upgraded high speed steel characterized by well-balanced toughness, wear resistance and red hardness...
  • The dual-flute design prevents metal fillings from flying around and clears chips faster thus it can drill more smoothly without...
  • The rapid strike tip drills twice as fast as the average step drills and can drill acrylic, PVC, wood, aluminum and iron sheets up to...
  • Our drill bit is bigger in size so it can drill holes with larger dimensions.
  • 12 hole sizes: 1/4; 3/8; 19/32; 3/4; 1'; 1'3/16; 1'3/8; 1'5/8; 1'3/4; 2'; 2'3/16; 2'3/8.
No. 7

CO-Z 10 Sizes Titanium Step Drill Bit, 1/4 to 1-3/8 Inches High Speed...

  • Hss & Titanium Coating ----- High-speed steel makes it last longer than others, titanium coating ensure easily cut through iron sheets,...
  • Titanium Coating ----- Coated with titanium, this step drill set performs well in heat, corrosion and rust resistance.
  • Revolutionary Design ----- Tri-flatted shank fits into power tools chuck securely and eliminates slip; two-flute design clears chips...
  • Includes 10 STEP SIZES ----- 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8".
  • A Must-Have for Handyman or Professionals ----- Perfect for home repairs and light jobs such as drilling holes in plastic, aluminum,...
No. 8

DEWALT Step Drill Bit Set, 3-Piece (DWA1790IR)

  • Titanium two flute spiral design provides longer life and better chip removal
  • Split point tip increases speed
  • Laser engraved numbers increases step visibility
  • Optimized for impact driver usage
No. 9

CO-Z HSS 5PCS Titanium Step Drill Bit Set with Automatic Center Punch,...

  • HSS Steel Construction ----- High-speed steel construction for longer cutting edge life even at extreme temperatures.
  • Titanium Coating ----- Coated by titanium, this step drill set performs well in heat, corrosion and rust resistance.
  • Automatic Center Punch ----- Delivers an automatic, high-impact, spring-loaded strike when pressed against surface, adjustable cap...
  • 50 Size In 5 ----- The bits set includes five standard step drill bits that can replace 50 individual drill bits.
  • A Must-have for Handyman or Professionals ----- Perfect for home repairs and light jobs such as drilling holes in plastic, aluminum,...
No. 10

COMOWARE Step Drill Bit Set & Automatic Center Punch- Unibit, Titanium...

  • HSS Titanium Coating - High speed steel along with titanium coating ensures outstanding durability and sharpness, can reduces the...
  • Meet Your Demands - With the step drill bits we offered, you can process different kinds of diameter holes, which greatly saves you a...
  • Design - The split point tip is at 118 degrees to increase the wear resistance. The two flute design provides a smoother cutting,...
  • Easy Organizing - A drill bits holder with size index is included in the metal kit for easy storage and organizing without fear of it...
  • Set Includes - The drill bits set includes five common sizes for versatility, can fit the majority of brands currently on the market.

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