- The Step Drill Bit set is constructed with industrial grade HSS and titanium nitride coating, providing durability and strength when working with metal, wood, plastic, aluminum sheets.
- The Automatic Center Punch has a reinforced S2 steel tip and chrome-plated body, allowing it to withstand intense impact force and resist corrosion.
- The Step Drill Bit set includes 5 pieces with 50 total step drill bit sizes ranging from 1/8β to 1-3/8β to punch clean holes in materials.
- The Automatic Center Punch has an adjustable stroke to accommodate different project needs and its spring-loaded action allows you to mark drill holes anywhere.
- Both tools have ergonomic and non-slip grip for convenient handling and control while working on projects.
From the manufacturer

About Us
At Neiko we live, breathe, and eat tools. More than a job, itβs a passion that stems from the core idea of going beyond our limits. When we first set out to make tools with comparable quality, design, and function as one of the βbiggerβ brands. Today, weβre not so focused on where we started, but where weβre going. Itβs our mission to continue to evolve and not be restricted by limitations. Itβs a philosophy that not only guides us as a company, but as individuals in our life.


Great Essential for Drilling Projects
Quick and Easy Marking
Center punches are a necessity for accurate drilling applications to mark the point and allow drill bit tip to align to the marked area.
Durable Construction
Our center punch is constructed from heavy duty metal to resist against corrosion and impact giving it extra durability.
Comfortable Grip
The ball end allows user to grasp center punch in a comfortable position to make punching much easier and more precise.
How to Use Center Punch
- Determine Drilling Spot on Material
- Align Tip of Center Punch to Spot
- Simply Apply Pressure to Cap to Enable Marking
- Begin Drilling and Place Drill Bit Tip on Marked Point
Product Highlights
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Sharp Steel TipOur center punch marking tip is constructed from premium S2 steel which is extra durable and retains its sharpness throughout multiple uses. |
Knurled HandleThe diamond knurled textured body provides not only great resistance to dirt and corrosion, but allows you to have a nonslip grip while performing punching applications. |
Spring Loaded AdjustabilityCenter punch is great on a multitude of materials and you can simply twist the cap in both clockwise and counter clockwise positions to adjust the amount of depth the punches will create. |
Product Description
NEIKO 10173A Step Drill Bit Set for Metal and Wood, 5 Piece SAE, Spiral Grooved for Faster Drilling, Step Bits with 50 Total Step Sizes, Titanium Coated Unibits
Whether itβs for a DIY project or for professional engineering use, the NEIKO 10173A Two-Flute Spiral Grooved Step Drill Bit Set will make easy work out of your punching and drilling needs. Constructed with industrial grade HSS, the Step Drill Bits provide maximum strength when dealing with various sheets or surfaces, such as metal, wood, plastic, aluminum, or copper.
Product Features:
– Titanium Nitride coating ensures the bit stays cool, reduces friction, and stays durable to last through countless drills.
– Quick Change Hex Shank makes it easy for bit switches and is compatible with most impact ready power tools, electric drills, and bench drills
– 135Β° Split Point Tip increases cutting speed with self-centering and prevents walking
– Its 2 Flute Spiral Design clears particles while drilling to decrease friction and heat for a cleaner and quicker process
– Clear Engraved Sizes for easy identification
– 5 pieces and 50 Step Drill Bit Sizes:
1/8β β 1/2β in 1/32β increments (13 step drill)
3/16β β 1/2β in 1/16β increments (6 step drill)
3/6β β 7/8β in 1/16β increments (12 step drill)
1/4β β 3/4″ in 1/16β increments (9 step drill)
1/4β β 1-3/8β in 1/8β increments (10 step drill)
NEIKO 02638A 5-Inch Automatic Center Punch for Metal, Adjustable Impact Spring Loaded Center Punch Tool, Spring Punch, Center Punch Spring Loaded, Auto Center Punch
NEIKO introduces our 5-Inch Automatic Center Hole Punch for making precise and accurate drill marks. When youβre on the job, you need an accurate way to mark surfaces for a drill or hammer to fasten in the necessary bolts or screws. A center hole punch helps you mark the precise spot for where you want to drill on a specific type of surface. Whether you need a hole puncher for heavy-duty metal, an awl tool for leather, or a hole marker for wood, plastic, or glass, this center hole punch can set a marker on any hard material.
To use this device, activate it with a firm downward push on the cap, and the spring-loaded mechanism and steel awl tip will apply enough pressure to mark your surface. With a comfortable ball end, this tool allows you to get a firm grip as you mark your working materials. This center punch has a reinforced S2 steel tip and a chrome-plated shank body for intense impact force. The metal construction also prevents corrosion from dirt, grime, and oil. A cap at the top of this adjustable punch allows you to adjust it to the specific strike force you need.
Our center hole punch is a handheld device, making it easy to transport from job to job. The versatility of this device allows you to use it for all kinds of jobs. You can use it as a window punch for vehicles or homes during an emergency, a metal marking pen, or an awl for working with leather. Whether you need our 5-Inch Automatic Center Hole Punch for dealing with automotive projects or you just want to add this tool to your equipment, NEIKO has your back with our durable, dependable, and strong tools.