---
product_id: 633417559
title: "3PCS Premium HSS & Cobalt Spiral Step Drill Bit Sets (1/4\"-7/8\"), TiAlN Coated for Superior Durability, Cone Drill Bit for Sheet Metal, Stainless Steel, Aluminum, Wood, Plastic and DIY Projects"
brand: "ss shovan"
price: "$98.29"
currency: USD
in_stock: true
reviews_count: 13
category: "Ss Shovan"
url: https://www.desertcart.ec/products/633417559-3pcs-premium-hss-and-cobalt-spiral-step-drill-bit-sets
store_origin: EC
region: Ecuador
---

# Step sizes from 1/4" to 7/8" for versatile drilling TiAlN coating for extreme wear resistance M35 HSS + 5% Cobalt for unmatched durability 3PCS Premium HSS & Cobalt Spiral Step Drill Bit Sets (1/4"-7/8"), TiAlN Coated for Superior Durability, Cone Drill Bit for Sheet Metal, Stainless Steel, Aluminum, Wood, Plastic and DIY Projects

**Brand:** ss shovan
**Price:** $98.29
**Availability:** ✅ In Stock

## Summary

> 🔧 Drill Smarter, Last Longer — The Ultimate Step Bit Set for Every Project

## Quick Answers

- **What is this?** 3PCS Premium HSS & Cobalt Spiral Step Drill Bit Sets (1/4"-7/8"), TiAlN Coated for Superior Durability, Cone Drill Bit for Sheet Metal, Stainless Steel, Aluminum, Wood, Plastic and DIY Projects by ss shovan
- **How much does it cost?** $98.29 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/633417559-3pcs-premium-hss-and-cobalt-spiral-step-drill-bit-sets)

## Best For

- ss shovan enthusiasts

## Why This Product

- Trusted ss shovan brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Unrivaled Durability:** Premium M35 high-speed steel with cobalt ensures long-lasting sharpness even on stainless steel.
- • **All-in-One Size Range:** Three step bits cover 1/4" to 7/8" sizes, eliminating the need for multiple drill bits.
- • **Universal Compatibility:** Hex shank fits impact, bench, and hand drills—perfect for pros and DIYers alike.
- • **Smooth & Precise Drilling:** 118° spiral flute design guarantees clean holes and efficient chip removal every time.
- • **Next-Level Wear Resistance:** Advanced Titanium Aluminium Nitride (TiAlN) coating extends bit life and maintains cutting precision.

## Overview

This 3-piece premium step drill bit set features M35 high-speed steel with 5% cobalt and a TiAlN coating for superior durability and wear resistance. Covering sizes from 1/4" to 7/8", these spiral flute bits deliver smooth, precise holes in metal, wood, and plastic. Compatible with various drills, they’re designed for both professional and DIY use, ensuring efficient, clean drilling with extended bit life.

## Description

Durable TiAlN-coated step drill bits made from premium HSS with 5% cobalt for superior performance on tough materials. Versatile 3-piece set with 1/4"-7/8" size range.

Review: Good quality drill set - Nice set of stepped taper drills Worth the extra cost for a decent product
Review: Keeps edge well. Good quality amazingly - To be fair, these have lasted a lot longer than expected and still going. Have kept their edge also. Still sharp. I do recommend them Measure on mine were imperial btw

## Features

- ✅ VERSATILE 3PCS SET - Includes three step drill bits with varying sizes: #1 (1/4" - 5/16" - 3/8" - 7/16" - 1/2"), #2 (1/4" - 9/32" - 5/16" - 11/32" - 3/8" - 13/32" - 7/16" - 15/32" - 1/2"), and #3 (5/16" - 3/8" - 7/16" - 1/2" - 9/16" - 5/8" - 11/16" - 3/4" - 13/16"- 7/8"). These metal drill bits come in a box so they can be storage well.
- ✅ PREMIUM M35 HSS - Constructed from M35 high speed steel with 5% cobalt content, these step drill bits offer exceptional durability and superior cutting performance, even on tough materials like stainless steel (＜1mm).
- ✅ ADVANCED TIALN COATING - The Titanium Aluminium Nitride (TiAlN) coating ensures high hardness and excellent wear resistance, extending the lifespan of the drill bits and maintaining sharpness for longer periods.
- ✅ 118°X TYPE OPENINGS DESIGN - Designed with a spiral flute for smooth, clean drilling and enhanced chip removal. Achieve precise holes effortlessly, reducing the need for multiple drill bits.
- ✅ IDEAL FOR DIY & PROFESSIONAL USE - Whether you’re a DIY enthusiast or a professional, this step drill bit set is perfect for various applications, including drilling in sheet metal, aluminium, copper, wood, plastic, and more. Not only can it enlarge holes, but it also deburrs, chamfers, and cutting.
- ✅ COMPATIBLE WITH VARIOUS DRILLS - 1/4"(6.35mm) Hex shank design eliminate slipping in drill chuck, these step drill bits are compatible with a range of drilling tools including bench drills press, impact drills, and hand drills, making them a versatile addition to your toolkit.
- ❗ KIND TIPS - To prevent overheating and potential damage to the drill bits, always use cutting oil or spraying water during operation. Proper cooling extends the life and efficiency of the bits.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CP96FNTT |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 2,440 in DIY & Tools ( See Top 100 in DIY & Tools ) 18 in Drill Bit Sets |
| Customer Reviews | 4.6 4.6 out of 5 stars (401) |
| Date First Available | 1 Dec. 2023 |
| Finish | Titanium Aluminium Nitride |
| Included components | 3PCS Step Drill Bits, Box |
| Item Package Quantity | 1 |
| Item Weight | 240 g |
| Item model number | step-M35 |
| Manufacturer | SS SHOVAN |
| Material | High Speed Steel Coblat M35, TiAlN Coating |
| Number of Pieces | 3 |
| Package Dimensions | 13.49 x 10.11 x 5.69 cm; 240 g |
| Part number | step-M35 |
| Size | 0.25 inches |

## Product Details

- **Cutting angle string:** 118 Degrees
- **Cutting diameter:** 0.25 Inches
- **Finish type:** Titanium Aluminium Nitride
- **Material:** High Speed Steel Coblat M35, TiAlN Coating
- **Shank type:** Hexagon

## Images

![3PCS Premium HSS & Cobalt Spiral Step Drill Bit Sets (1/4"-7/8"), TiAlN Coated for Superior Durability, Cone Drill Bit for Sheet Metal, Stainless Steel, Aluminum, Wood, Plastic and DIY Projects - Image 1](https://m.media-amazon.com/images/I/71G7vF9MmUL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good quality drill set
*by N***T on 17 January 2026*

Nice set of stepped taper drills Worth the extra cost for a decent product

### ⭐⭐⭐⭐⭐ Keeps edge well. Good quality amazingly
*by L***D on 19 November 2025*

To be fair, these have lasted a lot longer than expected and still going. Have kept their edge also. Still sharp. I do recommend them Measure on mine were imperial btw

### ⭐⭐⭐⭐ The product should meet requirements
*by J***N on 14 December 2025*

Good product

## Frequently Bought Together

- 3PCS Unibit Step Drill Bit Set (1/4"-7/8"), M35 Cobalt, TiAlN Coated for Superior Durability, Spiral Cone Drill for Stainless Steel, Sheet Metal, Aluminum & Plastic
- Jerax tools 1/4 to 3/4 Inch Step Drill Bit, M2 High Speed Steel Drill bits for Hole Drilling in Extra Thick Material/Panel/Plate, Stainless Steel, Copper, Aluminum, Wood, Plastic

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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-02-05*