---
product_id: 530410439
title: "Flex Shank Installer Drill Bit Guide Tools/Cable Bit Bumper Balls for 3/16\" Shank/in-Wall Drill Guide Kit 1-3/4\" & 2-5/16\" - S/4+Tool"
brand: "qzattcaen"
price: "168 kr"
currency: DKK
in_stock: true
reviews_count: 8
category: "Qzattcaen"
url: https://www.desertcart.dk/products/530410439-flex-shank-installer-drill-bit-guide-tools-cable-bit-bumper
store_origin: DK
region: Denmark
---

# Precision bit alignment Two PVC ball sizes for versatile fit Durable stainless steel stopper Flex Shank Installer Drill Bit Guide Tools/Cable Bit Bumper Balls for 3/16" Shank/in-Wall Drill Guide Kit 1-3/4" & 2-5/16" - S/4+Tool

**Brand:** qzattcaen
**Price:** 168 kr
**Availability:** ✅ In Stock

## Summary

> 🎯 Drill with confidence, guide with precision—never miss the mark again!

## Quick Answers

- **What is this?** Flex Shank Installer Drill Bit Guide Tools/Cable Bit Bumper Balls for 3/16" Shank/in-Wall Drill Guide Kit 1-3/4" & 2-5/16" - S/4+Tool by qzattcaen
- **How much does it cost?** 168 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/530410439-flex-shank-installer-drill-bit-guide-tools-cable-bit-bumper)

## Best For

- qzattcaen enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Stainless steel stopper and robust PVC balls designed for reliable, repeatable use on every job.
- • **Compact Power Kit:** Lightweight and portable, this all-in-one guide kit is your secret weapon for professional-grade installations.
- • **Stay Laser-Focused:** Ensures your 3/16" flex shank drill bit stays perfectly straight for flawless in-wall drilling.
- • **Effortless Adjustment:** Comes with an L-shaped wrench for quick, precise stopper positioning—no guesswork needed.
- • **Tailored Fit Flexibility:** Includes two PVC bumper balls (1-3/4" & 2-5/16") to adapt seamlessly to tight, hidden spaces.

## Overview

The QZATTCAEN Flex Shank Installer Drill Bit Guide Kit is engineered for professionals tackling narrow, in-wall drilling tasks. Featuring two PVC bumper balls sized 1-3/4" and 2-5/16", a stainless steel stopper, and an L-shaped wrench, it ensures your 3/16" flex shank drill bits stay perfectly aligned and stable. Lightweight yet durable, this kit enhances accuracy and efficiency in tight spaces, making it an essential tool for flawless installations.

## Description

QZATTCAEN Flex Shank Installer Drill Bit Guide Tools/Cable Bit Bumper Balls for 3/16" Shank/in-Wall Drill Guide Kit 1-3/4" & 2-5/16" - S/4+Tool: desertcart.com: Tools & Home Improvement

Review: Bit alignment tool. - work grest, keeps the long bit centered.
Review: Watch the shank size - Worked ok for the job I purchased for. One caution - these are for 3/16" shank drill/extensions. My drill & extensions are 1/4" so I had to drill the balls out. I would also question whether they will hold up with aggressive or heavy use.

## Features

- 【Special Design】This Flex Shank Installer Drill Bit Guide Tool kits is designed for guide the flex shank drill bit to keep straight during working.
- 【Application】This In-Wall Drill Guide Kit is suitable for using in narrow and long space, some out of sight places within the wall. Insert the flex shank bits into the PVC bumper ball, fasten the stopper to keep ball in the top position, then it can works.
- 【Value Package】This drill bit Guide kits include: 1pc 1-3/4" diameter PVC ball, 1pc 2-5/16" diameter PVC ball, 1pc 3/8" stopper, 1pc L-shape wrench to adjust stopper. Two different size balls can be used in different working condition base on your needs.
- 【Materials】The two bumper balls are made of PVC, and the stopper is made of stainless steel.
- 【Dimension】L Ball Dia: 2-5/16"; S Ball Dia: 1-3/4"; Stopper Width x Thickness: 3/8" x 1/8"; L-Shape Wrench Length: 3-1/8" x 3/4".Note: For 3/16" size drill bits only. If the size you choose is not suitable, it may not fit smoothly or may not stabilise the drill bit.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BM46T8DT |
| Best Sellers Rank | #26,443 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #7 in Installer Drill Bits |
| Brand | QZATTCAEN |
| Brand Name | QZATTCAEN |
| Customer Reviews | 4.2 out of 5 stars 402 Reviews |
| Cutting Diameter | 2.31 Inches |
| Finish Type | Stainless steel |
| Finish Types | Stainless steel |
| Item Weight | 0.1 Kilograms |
| Manufacturer | QZATTCAEN |
| Material | Stainless Steel |
| Material Type | Stainless Steel |
| Minimum Bore Diameter | 1.75 Inches |
| Model | HT-40 |
| Point Style | Guide Point |
| Shank Type | Cylindrical shaft with flattens |
| Surface Recommendation | Polyvinyl Chloride |
| Tool Flute Type | Straight |
| UPC | 619438668197 |
| Unit Count | 1.0 Count |

## Product Details

- **Material:** Stainless Steel
- **Cutting Diameter:** 2.31 Inches
- **Finish Type:** Stainless steel
- **Shank Type:** Cylindrical shaft with flattens
- **Brand:** QZATTCAEN

## Images

![Flex Shank Installer Drill Bit Guide Tools/Cable Bit Bumper Balls for 3/16" Shank/in-Wall Drill Guide Kit 1-3/4" & 2-5/16" - S/4+Tool - Image 1](https://m.media-amazon.com/images/I/51eFtmpkaBL.jpg)
![Flex Shank Installer Drill Bit Guide Tools/Cable Bit Bumper Balls for 3/16" Shank/in-Wall Drill Guide Kit 1-3/4" & 2-5/16" - S/4+Tool - Image 2](https://m.media-amazon.com/images/I/51ViCtu8ZHL.jpg)
![Flex Shank Installer Drill Bit Guide Tools/Cable Bit Bumper Balls for 3/16" Shank/in-Wall Drill Guide Kit 1-3/4" & 2-5/16" - S/4+Tool - Image 3](https://m.media-amazon.com/images/I/51SiKTwrihL.jpg)
![Flex Shank Installer Drill Bit Guide Tools/Cable Bit Bumper Balls for 3/16" Shank/in-Wall Drill Guide Kit 1-3/4" & 2-5/16" - S/4+Tool - Image 4](https://m.media-amazon.com/images/I/51iFztw6dqL.jpg)
![Flex Shank Installer Drill Bit Guide Tools/Cable Bit Bumper Balls for 3/16" Shank/in-Wall Drill Guide Kit 1-3/4" & 2-5/16" - S/4+Tool - Image 5](https://m.media-amazon.com/images/I/51dSM4PonkL.jpg)

## Available Options

This product comes in different **Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Bit alignment tool.
*by C***R on December 20, 2025*

work grest, keeps the long bit centered.

### ⭐⭐⭐⭐ Watch the shank size
*by C***R on October 27, 2025*

Worked ok for the job I purchased for. One caution - these are for 3/16" shank drill/extensions. My drill & extensions are 1/4" so I had to drill the balls out. I would also question whether they will hold up with aggressive or heavy use.

### ⭐⭐⭐⭐⭐ Good product
*by J***L on December 11, 2025*

Good quality and works well!

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**Shop now:** [https://www.desertcart.dk/products/530410439-flex-shank-installer-drill-bit-guide-tools-cable-bit-bumper](https://www.desertcart.dk/products/530410439-flex-shank-installer-drill-bit-guide-tools-cable-bit-bumper)

---

*Product available on Desertcart Denmark*
*Store origin: DK*
*Last updated: 2026-03-10*