---
product_id: 754349579
title: "Step Drill Bit Set, High Speed Steel Black Oxide HSS Drill Bits with 3//8 Shank with 3 Flats for Woodworking, Metalworking (5PCS Step Drill Bit Set, 3-Flat)"
brand: "kseibi"
price: "€ 325.58"
currency: EUR
in_stock: true
url: https://www.desertcart.it/products/754349579-step-drill-bit-set-high-speed-steel-black-oxide-hss
store_origin: IT
region: Italy
---

# Step design covers 3mm to 12mm sizes High-Speed Steel HSS for ultimate durability 3-Flat Shank ensures secure, wobble-free fit Step Drill Bit Set, High Speed Steel Black Oxide HSS Drill Bits with 3//8 Shank with 3 Flats for Woodworking, Metalworking (5PCS Step Drill Bit Set, 3-Flat)

**Brand:** kseibi
**Price:** € 325.58
**Availability:** ✅ In Stock

## Summary

> 🛠️ Drill Smarter, Not Harder — Own Every Hole with Precision!

## Quick Answers

- **What is this?** Step Drill Bit Set, High Speed Steel Black Oxide HSS Drill Bits with 3//8 Shank with 3 Flats for Woodworking, Metalworking (5PCS Step Drill Bit Set, 3-Flat) by kseibi
- **How much does it cost?** € 325.58 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.it](https://www.desertcart.it/products/754349579-step-drill-bit-set-high-speed-steel-black-oxide-hss)

## Best For

- kseibi enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** High-speed steel with black oxide coating resists rust and wear for long-term reliability.
- • **Ergonomic Efficiency:** Comfort grip design reduces fatigue, empowering you to power through projects effortlessly.
- • **Universal Compatibility:** 3-flat shank fits most standard drill chucks, delivering stable, wobble-free performance.
- • **Versatile Material Mastery:** Perfectly engineered for wood, metal, and plastic — your all-in-one drilling solution.
- • **Precision Multi-Size Drilling:** Step design lets you drill exact hole sizes from 3mm up to 12mm with one bit.

## Overview

The KSEIBI Step Drill Bit Set features 5 high-speed steel bits with a black oxide finish for enhanced durability and corrosion resistance. Its innovative step design covers hole sizes from 3mm to 12mm, making it ideal for woodworking, metalworking, and plastic. The 3-flat shank ensures a secure fit in most drills, while the ergonomic handle reduces user fatigue, delivering professional-grade performance for all your drilling needs.

## Description

Step Drill Bit Set, High Speed Steel Black Oxide HSS Drill Bits with 3//8 Shank with 3 Flats for Woodworking, Metalworking (5PCS Step Drill Bit Set, 3-Flat)

## Features

- High-Speed Steel: Constructed from high-speed steel with a black oxide coating for enhanced durability and longer lifespan.
- Step Design: Features a step design with multiple sizes and depths, allowing for precise and accurate hole drilling in various materials.
- SAE Standard: Meets SAE standard specifications for drill bits, ensuring compatibility with a wide range of tools and machinery.
- Multiple Sizes: The pack includes drill bits in sizes ranging from 3 mm to 12 mm, covering a variety of drilling applications.
- Ergonomic Handle: Features an ergonomic handle for comfortable and fatigue-free operation, even during prolonged use.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | High Speed Steel (HSS) |
| Finish Type | Black Oxide |
| Shank Type | 3-Flat |
| Cutting Angle String | 118 Degrees |
| Brand | KSEIBI |
| Tool Flute Type | Straight |
| Surface Recommendation | Wood, Metal, Plastic |
| Number of Flutes | 2 |
| Net Quantity | 5.0 count |
| Manufacturer | KSEIBI |
| Number of Pieces | 5 |
| Country of Origin | USA |
| Model number | 575105 |
| Number of Memory Sticks | 1 |
| Item Weight | 640 g |
| Package Dimensions | 22.91 x 16.51 x 5.59 cm; 640 g |
| Item model number | 575105 |
| Included Components | Step Drill Bit |
| Are batteries included? | No |

## Product Details

- **Material:** High Speed Steel (HSS)
- **Finish Type:** Black Oxide
- **Shank Type:** 3-Flat
- **Cutting Angle String:** 118 Degrees
- **Brand:** KSEIBI

## Images

![Step Drill Bit Set, High Speed Steel Black Oxide HSS Drill Bits with 3//8 Shank with 3 Flats for Woodworking, Metalworking (5PCS Step Drill Bit Set, 3-Flat) - Image 1](https://m.media-amazon.com/images/I/81T+b7ink-L.jpg)
![Step Drill Bit Set, High Speed Steel Black Oxide HSS Drill Bits with 3//8 Shank with 3 Flats for Woodworking, Metalworking (5PCS Step Drill Bit Set, 3-Flat) - Image 2](https://m.media-amazon.com/images/I/812235JzAML.jpg)
![Step Drill Bit Set, High Speed Steel Black Oxide HSS Drill Bits with 3//8 Shank with 3 Flats for Woodworking, Metalworking (5PCS Step Drill Bit Set, 3-Flat) - Image 3](https://m.media-amazon.com/images/I/71LHntikwjL.jpg)
![Step Drill Bit Set, High Speed Steel Black Oxide HSS Drill Bits with 3//8 Shank with 3 Flats for Woodworking, Metalworking (5PCS Step Drill Bit Set, 3-Flat) - Image 4](https://m.media-amazon.com/images/I/813W3rBHoBL.jpg)
![Step Drill Bit Set, High Speed Steel Black Oxide HSS Drill Bits with 3//8 Shank with 3 Flats for Woodworking, Metalworking (5PCS Step Drill Bit Set, 3-Flat) - Image 5](https://m.media-amazon.com/images/I/91hnfZpFKBL.jpg)

## Available Options

This product comes in different **Item Shape, Size** options.

## Questions & Answers

**Q: What materials can the KSEIBI step drill bits cut through?**
A: Designed for drilling through metal, plastic, and wood; ideal for sheet metal and thin materials.​

**Q: What sizes do the KSEIBI step drill bits cover?**
A: Each bit features multiple steps, typically ranging from 1/8" to 1-3/8", covering various hole sizes.​

**Q: Are the KSEIBI step drill bits suitable for stainless steel?**
A: While capable, drilling stainless steel may require slower speeds and lubrication to prevent wear.​

**Q: How should I maintain the KSEIBI step drill bits?**
A: Keep bits clean, use appropriate drilling speeds, and apply cutting oil when drilling metal to extend lifespan

**Q: Do the KSEIBI step drill bits come with a case?**
A: Typically includes a storage case for organization and protection.​

## Frequently Bought Together

- KSEIBI 598240 Industrial Grade Unibit 5-Pieces Step Drill Bits Set 3-Flat Shank, High-Speed Steel Metal Drill Bits Kit Black Oxide M2 for Drilling Stainless Steel, Aluminium, Wood
- KSEIBI Unibit 3-Piece High-Speed Steel Step Drill Bit Set - for Stainless Steel, Aluminium, Wood
- DEWALT Drill Bit Set, 21-Piece, 135 Degree Split Point, 31 Degree Helix, Black Oxide Coated, For Plastic, Wood and Metal (DWA1181)

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*Product available on Desertcart Italy*
*Store origin: IT*
*Last updated: 2026-02-25*