---
product_id: 704757520
title: "OKNIFE MBS1 4mm Hex Bit Screwdriver Set, 9 PCS Durable S2 Tool Steel Double-Ended Bit Set with Eternal Pencil, Ideal for Opry, D1, U1 Pro Series and Other 4mm Hex Nut Drivers"
brand: "oknife"
price: "HK$336"
currency: HKD
in_stock: true
url: https://www.desertcart.hk/products/704757520-oknife-mbs1-4mm-hex-bit-screwdriver-set-9-pcs-durable
store_origin: HK
region: Hong Kong
---

# 9 versatile double-ended bits - all sizes covered Reusable Eternal Pencil - no sharpening needed Premium S2 Tool Steel - ultra durable OKNIFE MBS1 4mm Hex Bit Screwdriver Set, 9 PCS Durable S2 Tool Steel Double-Ended Bit Set with Eternal Pencil, Ideal for Opry, D1, U1 Pro Series and Other 4mm Hex Nut Drivers

**Brand:** oknife
**Price:** HK$336
**Availability:** ✅ In Stock

## Summary

> 🛠️ Elevate your toolkit game with precision, power, and style!

## Quick Answers

- **What is this?** OKNIFE MBS1 4mm Hex Bit Screwdriver Set, 9 PCS Durable S2 Tool Steel Double-Ended Bit Set with Eternal Pencil, Ideal for Opry, D1, U1 Pro Series and Other 4mm Hex Nut Drivers by oknife
- **How much does it cost?** HK$336 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/704757520-oknife-mbs1-4mm-hex-bit-screwdriver-set-9-pcs-durable)

## Best For

- oknife enthusiasts

## Why This Product

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

## Key Features

- • **Eternal Pencil Included:** Mark, write, and plan on the go with a pencil that never needs sharpening.
- • **Compact & Portable Design:** Lightweight and travel-friendly, this set fits perfectly in your toolkit or pocket for instant access.
- • **All-in-One 9-Piece Bit Set:** Cover every screw size with double-ended bits designed for Opry, D1, U1 Pro, and more.
- • **Built to Last with S2 Steel:** Experience unmatched hardness and wear resistance that outperforms 99% of competitors.
- • **Secure Grip & Organized Storage:** TPR rubber sleeves lock bits in place, while the sleek carry case keeps your tools ready anywhere.

## Overview

The OKNIFE MBS1 9-piece screwdriver bit set features premium nickel-plated S2 tool steel double-ended bits for superior durability and corrosion resistance. Designed for 4mm hex nut drivers compatible with Opry, D1, and U1 Pro series, it includes a unique reusable Eternal Pencil for marking tasks. Secure TPR rubber sleeves and a compact carry case ensure portability and organization, making it the ultimate choice for professionals and DIYers seeking reliability and versatility.

## Description

OKNIFE MBS1 4mm Hex Bit Screwdriver Set, 9 PCS Durable S2 Tool Steel Double-Ended Bit Set with Eternal Pencil, Ideal for Opry, D1, U1 Pro Series and Other 4mm Hex Nut Drivers

## Features

- [ High-Quality S2 Tool Steel Construction ] Each of the 4mm double-ended bits is crafted from premium S2 tool steel, known for its exceptional hardness and wear resistance. It has a durability that is higher than 99% of the similar bit tips in the market. The nickel-plated surface ensures superior durability and long-lasting performance, even under heavy use.
- [ Versatile 9-Piece Bit Set ] The MBS1 set includes 9 different double-ended bits in various sizes (T1+△2.3; PH00+PH2; PH0+SL3.5; SL1.5+SL2; H2.5+H3; H1.5+H2; T10+T15; T7+T9; T6+T8), offering the perfect solution for various screw sizes. Ideal for Opry Series, D1 Series, and U1 Pro Series tools, Compatible Other 4mm Hex Nut Drivers.
- [ Eternal Pencil for Enhanced Functionality ] Unlike typical bit sets, the MBS1 includes a high-quality Eternal Pencil made from special materials. This pencil is reusable, requiring no sharpening, and extends the set's usefulness for writing tasks or marking during work.
- [ Secure and Portable Design ] Each bit is securely held in place by TPR rubber sleeves, preventing any unnecessary movement or loss. The set also features a hanging hole for easy storage and convenient portability, ensuring your bits are always within reach.
- [ Durable and Portable ] Crafted from tough S2 steel, the OKNIFE MBS1 set bits for easy attachment and secure storage. With a versatile range of sizes and a bonus Eternal Pencil, it’s perfect for professionals and DIYers. The set comes in a sleek frosted bag and a convenient toothpaste-style box for easy storage and portability.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | OKNIFE |
| Part Number | 1 |
| Product Dimensions | 8.13 x 3.38 x 0.79 cm; 33.73 g |
| Item model number | 1 |
| Colour | Black |
| Finish | Nickel Plated |
| Material | Tool Steel |
| Item Package Quantity | 1 |
| Head Style | Hex |
| Compatible fastener range | Hex Head Screws (4mm, M4, M5, M6, M8, M10) |
| Special Features | Eternal Pencil |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 33.7 g |

## Product Details

- **Brand:** OKNIFE
- **Material:** Tool Steel
- **Finish type:** Nickel Plated
- **Drive system:** Phillips, Hex
- **Set Name:** MBS1

## Images

![OKNIFE MBS1 4mm Hex Bit Screwdriver Set, 9 PCS Durable S2 Tool Steel Double-Ended Bit Set with Eternal Pencil, Ideal for Opry, D1, U1 Pro Series and Other 4mm Hex Nut Drivers - Image 1](https://m.media-amazon.com/images/I/61lhuBj5fvL.jpg)

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.hk/products/704757520-oknife-mbs1-4mm-hex-bit-screwdriver-set-9-pcs-durable](https://www.desertcart.hk/products/704757520-oknife-mbs1-4mm-hex-bit-screwdriver-set-9-pcs-durable)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-01-26*