---
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: "10326 som"
currency: KGS
in_stock: true
reviews_count: 13
category: "Ss Shovan"
url: https://www.desertcart.kg/products/633417559-3pcs-premium-hss-and-cobalt-spiral-step-drill-bit-sets
store_origin: KG
region: Kyrgyzstan
---

# 3PCS step bits cover 1/4"-7/8" versatile sizing 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:** 10326 som
**Availability:** ✅ In Stock

## Summary

> 🔧 Drill Smarter, Not Harder — The Only Step Bit Set You’ll Ever Need!

## 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?** 10326 som with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kg](https://www.desertcart.kg/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 drill bits cover a broad 1/4" to 7/8" range, eliminating the need for multiple bits.
- • **Precision & Clean Cuts:** 118° spiral flute design delivers smooth drilling with efficient chip removal for flawless holes every time.
- • **Universal Compatibility:** Hex shank fits all drills — from hand drills to bench presses — making it the ultimate pro & DIY toolkit upgrade.
- • **Next-Level Wear Resistance:** Advanced Titanium Aluminium Nitride (TiAlN) coating extends bit life and keeps edges razor-sharp.

## 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 bits deliver precise, clean holes in metal, wood, and plastic. Designed with a 118° spiral flute for smooth chip removal and a hex shank for universal drill compatibility, this set is perfect for both professional and DIY projects.

## 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: Quality, good performance step drills - Been using these for a few months now.. still sharp after drilling everything from aluminium to stainless steel. Quality is good.
Review: Well presented, inaprotective fitted case. - Well presented, protective fitted case.Seemto be reasonable quality. I haven't used them on more than thin plate at the moment. But the do seem to hold up well to general diy use.

## 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 | 2,487 in DIY & Tools ( See Top 100 in DIY & Tools ) 16 in Drill Bit Sets |
| Customer Reviews | 4.5 4.5 out of 5 stars (435) |
| 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

### ⭐⭐⭐⭐⭐ Quality, good performance step drills
*by S***. on 21 February 2026*

Been using these for a few months now.. still sharp after drilling everything from aluminium to stainless steel. Quality is good.

### ⭐⭐⭐⭐⭐ Well presented, inaprotective fitted case.
*by K***R on 31 January 2026*

Well presented, protective fitted case.Seemto be reasonable quality. I haven't used them on more than thin plate at the moment. But the do seem to hold up well to general diy use.

### ⭐⭐⭐⭐ Good value
*by A***N on 11 January 2026*

Not the best but ok for hard surfaces to drill 👍👍👍

## 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 Kyrgyzstan*
*Store origin: KG*
*Last updated: 2026-03-08*