---
product_id: 342506799
title: "U2 Fasteners B00250000Z 2 in. T20 Carbon Steel TopStar Crown Bit"
brand: "u2 fasteners"
price: "A$42"
currency: AUD
in_stock: true
url: https://www.desertcart.com.au/products/342506799-u2-fasteners-b00250000z-2-in-t20-carbon-steel-topstar-crown
store_origin: AU
region: Australia
---

# Dual screw tech for precision T20 Torx drive for secure fit 1.8 oz lightweight for easy handling U2 Fasteners B00250000Z 2 in. T20 Carbon Steel TopStar Crown Bit

**Brand:** u2 fasteners
**Price:** A$42
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate your fastening game with TopStar precision!

## Quick Answers

- **What is this?** U2 Fasteners B00250000Z 2 in. T20 Carbon Steel TopStar Crown Bit by u2 fasteners
- **How much does it cost?** A$42 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/342506799-u2-fasteners-b00250000z-2-in-t20-carbon-steel-topstar-crown)

## Best For

- u2 fasteners enthusiasts

## Why This Product

- Trusted u2 fasteners brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **T20 Torx Drive:** Engineered for perfect compatibility with TopStar screws
- • **Lightweight & Compact:** Only 1.8 oz and slim design for effortless control
- • **One-Piece Convenience:** Includes one driving bit per box, ready to upgrade your toolkit
- • **Versatile Application:** Ideal for doors, windows, cabinets, and coffered ceilings
- • **Precision Dual Screw System:** Replaces shimming, making door hanging a solo breeze

## Overview

The B00250000Z 2 in. T20 Carbon Steel TopStar Crown Bit is a lightweight, hand-powered driving bit designed specifically for TopStar dual screws. Perfect for precise adjustments in door hanging, window frames, cabinetry, and coffered ceilings, it streamlines installation by replacing traditional shimming methods. Compatible exclusively with TopStar Torx screws, this durable steel bit offers professional-grade performance in a compact, easy-to-use form.

## Description

The Original TopStar Fastening System replaces shimming and can make door hanging a one-person job. TopStar is a dual screw which works as one and is perfect for door jams/wooden windows, insulation, paneling and cabinets. Great for any fine adjustments in both directions. Driving bit designed specifically for use with TopStar screws.

## Features

- Commonly used for doors, windows, cabinet adjustments and Coffered Ceilings
- T20 drive
- Crown bit
- 1 per box

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | U2 FASTENERS |
| Part Number | B00250000Z |
| Item Weight | 1.8 ounces |
| Product Dimensions | 6.25 x 0.82 x 0.51 inches |
| Item model number | B00250000Z |
| Size | Onesize |
| Finish | Steel |
| Material | Other |
| Power Source | Hand Powered |
| Item Package Quantity | 1 |
| Number Of Pieces | 1 |
| Measurement System | Imperial |
| Compatible Fastener Range | TopStar Torx screws |
| Included Components | Screws |
| Batteries Required? | No |

## Images

![U2 Fasteners B00250000Z 2 in. T20 Carbon Steel TopStar Crown Bit - Image 1](https://m.media-amazon.com/images/I/51sOvxgJsuL.jpg)

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**Shop now:** [https://www.desertcart.com.au/products/342506799-u2-fasteners-b00250000z-2-in-t20-carbon-steel-topstar-crown](https://www.desertcart.com.au/products/342506799-u2-fasteners-b00250000z-2-in-t20-carbon-steel-topstar-crown)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-01-31*