---
product_id: 90738002
title: "3/16-7/8 Impact Step Drill Bit, #4"
brand: "milwaukee"
price: "1902309₫"
currency: VND
in_stock: true
reviews_count: 8
url: https://www.desertcart.vn/products/90738002-3-16-7-8-impact-step-drill-bit-4
store_origin: VN
region: Vietnam
---

# 2X faster drilling speed Versatile hex shank fits impact drivers & drills 5X longer durability with titanium aluminum nitride coating 3/16-7/8 Impact Step Drill Bit, #4

**Brand:** milwaukee
**Price:** 1902309₫
**Availability:** ✅ In Stock

## Summary

> 🔧 Drill smarter, faster, and tougher — don’t get left behind!

## Quick Answers

- **What is this?** 3/16-7/8 Impact Step Drill Bit, #4 by milwaukee
- **How much does it cost?** 1902309₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/90738002-3-16-7-8-impact-step-drill-bit-4)

## Best For

- milwaukee enthusiasts

## Why This Product

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

## Key Features

- • **Laser-Engraved Sizes:** Quickly identify the right step size on the job—no guesswork.
- • **Multi-Material Mastery:** Effortlessly drills through aluminum and steel with professional-grade power.
- • **Dual Spiral Flute Design:** Experience ultra-fast chip removal for smoother drilling.
- • **Optimized ShockZone Technology:** Engineered to absorb impact and extend bit life dramatically.
- • **Rapid Strike Tip for precision starts:** Get clean, accurate holes every time without slipping.

## Overview

The Milwaukee 3/16-7/8 Impact Step Drill Bit #4 features a Rapid Strike Tip and dual spiral flutes that deliver up to 2X faster drilling. Its titanium aluminum nitride coating and optimized ShockZone technology ensure 5X longer life than competitors. Designed for impact drivers and drills, this versatile bit offers laser-engraved sizes for easy identification and excels on aluminum and steel surfaces.

## Description

3/16 - 7/8 Impact Step Drill Bit, #4

## Features

- Most durable, fastest holes
- A dual spiral flute combined with the Rapid Strike Tip delivers up to 2X faster holes than competitive impact step bits
- With an OPTIMIZED SHOCKZONE and a titanium aluminum nitride coating, these bits last 5X longer than competitive impact step bits
- These step bits have best in class performance in impact drivers and the versatility to be used in drills
- Titanium aluminum nitride coating Rapid Strike Tip provides fast and accurate starts
- Laser engraving for easy size identification
- Six different sizes, up to 13 steps

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Titanium |
| Cutting Diameter | 0.88 Inches |
| Finish Type | Titanium Aluminum Nitride |
| Shank Type | Hex |
| Brand | Milwaukee |
| Item dimensions L x W x H | 6.5 x 3 x 1 inches |
| Tool Flute Type | Spiral |
| Point Style | Split Point |
| Surface Recommendation | Aluminum,Steel |
| Number of Flutes | 2 |
| UPC | 045242505081 |
| Set Name | 6 |
| Manufacturer | Milwaukee Tool |
| Number of Pieces | 1 |
| Part Number | 48-89-9244 |
| Item Weight | 3.2 ounces |
| Product Dimensions | 6.5 x 3 x 1 inches |
| Item model number | 48-89-9244 |
| Is Discontinued By Manufacturer | No |
| Size | #4 |
| Color | Titanium Aluminum Nitride |
| Finish | Titanium Aluminum Nitride |
| Item Package Quantity | 1 |
| Tool Tip Description | #4 |
| Measurement System | Imperial |
| Included Components | 1 pc |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Material:** Titanium
- **Cutting Diameter:** 0.88 Inches
- **Finish Type:** Titanium Aluminum Nitride
- **Shank Type:** Hex
- **Brand:** Milwaukee

## Images

![3/16-7/8 Impact Step Drill Bit, #4 - Image 1](https://m.media-amazon.com/images/I/41otgKTPbcL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Awesome
*by C***1 on July 4, 2025*

Awesome

### ⭐⭐⭐⭐⭐ Nice
*by A***R on May 30, 2025*

I'm always pleased with Milwaukee products. I like the 1/4-in truck for my impactor. Easy to use. Strong, works great.

### ⭐⭐⭐⭐⭐ Milwaukee
*by J***Z on March 31, 2025*

Great product

## Frequently Bought Together

- 3/16 - 7/8 Impact Step Drill Bit, #4
- MILWAUKEE SHOCKWAVE Impact Duty St
- Milwaukee 48-89-9212 Step Bit #12 7/8" - 1-3/8"

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**Shop now:** [https://www.desertcart.vn/products/90738002-3-16-7-8-impact-step-drill-bit-4](https://www.desertcart.vn/products/90738002-3-16-7-8-impact-step-drill-bit-4)

---

*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-02-21*