---
product_id: 459529659
title: "POWERTEC 71491 Drill Bit Stop Collar w/Split Ring Design and Size Markings - 1/8\", 3/16\", 1/4\", 5/16\", 3/8\", 7/16\", 1/2” - 7 Piece Set"
brand: "powertec"
price: "$68"
currency: NZD
in_stock: true
reviews_count: 5
category: "Powertec"
url: https://www.desertcart.nz/products/459529659-powertec-71491-drill-bit-stop-collar-w-split-ring-design
store_origin: NZ
region: New Zealand
---

# 7 precision sizes included Heavy-duty solid steel build Split ring design for exact depth control POWERTEC 71491 Drill Bit Stop Collar w/Split Ring Design and Size Markings - 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2” - 7 Piece Set

**Brand:** powertec
**Price:** $68
**Availability:** ✅ In Stock

## Summary

> 🔧 Drill with confidence, stop with precision — never miss the mark again!

## Quick Answers

- **What is this?** POWERTEC 71491 Drill Bit Stop Collar w/Split Ring Design and Size Markings - 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2” - 7 Piece Set by powertec
- **How much does it cost?** $68 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/459529659-powertec-71491-drill-bit-stop-collar-w-split-ring-design)

## Best For

- powertec enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Crafted from premium solid steel ensuring durability and a secure, non-marring grip.
- • **No More Guesswork:** Say goodbye to over-drilling with uniform hole depths that boost your project’s professionalism.
- • **Effortless Workflow:** Split ring design allows quick installation and precise depth adjustments with included Allen wrench.
- • **Precision Perfected:** Seven clearly marked collars for flawless, repeatable hole depths every time.
- • **Versatile Size Range:** Covers the most popular drill bit sizes from 1/8" to 1/2", ideal for pros and DIYers alike.

## Overview

The POWERTEC 71491 Drill Bit Stop Collar Set includes seven solid steel collars in popular sizes (1/8" to 1/2") featuring a split ring design for precise depth control. Each collar is size-marked for quick identification and comes with an Allen wrench for easy adjustment, making it the ultimate tool for professionals and DIY enthusiasts seeking consistent, high-quality drilling results.

## Description

Introducing the 7-Piece Drill Bit Stop Collar Set by POWERTEC. This impressive collection of bit stop collars create the perfect drill holes with high precision and uniform depth for your portable drilling and woodworking applications. They feature a split ring design used to control the depth of the hole you are drilling – eliminating over & under drilling. This also helps to provide a secure, dependable grip around the diameter of your drill bit – delivering quick and easy utility. Premium Design Each collar is made with heavy duty steel for long-term durability. They will not mar your expensive drill bits as they never touch the bits. Unlike other brands, we have wisely marked each stop for easy bit identification and enhanced workflow. These stops can 7pc Set Contains 1/8 inch bit stop collar 3/16 inch bit stop collar 1/4 inch bit stop collar 5/16 inch bit stop collar 3/8 inch bit stop collar 7/16 inch bit stop collar 1/2 inch bit stop collar INCLUDED BONUS: An Allen Wrench is supplied to help adjust and install/uninstall the stop bits and can also be used for other projects. POWERTEC is a leading manufacturer of high quality woodworking tools and accessories, machines, and an assortment of OEM replacement parts. We are committed to exceeding expectations, while bringing the latest innovations, technology, and product development to the industry.

Review: Excellent product very happy
Review: Rubbish. Wish zero stars was an option.

## Features

- INCLUDES: 7 Piece Split Ring Stop Collar Set (Assorted Sizes) and (1) Allen Wrench to tighten stops
- FEATURES: Marked sizes for easy bit identification and optimal workflow; Plus a split ring design that allows accurate control of depth for the hole to be drilled, making these drill bit depth stop collars ideal for professionals and DIY enthusiast doing production work or repeated drilling projects
- FUNCTION: For portable drill applications that require perfect, high precision holes with uniform depth
- SIZES: We’ve packaged seven of the most common and requested stops for drill bit sizes 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", and 1/2 inch
- PREMIUM QUALITY: Each bit collar is constructed out of heavy duty solid steel for long term durability, a secure tightened fit, and a non-marring profile that will not dame your drill bits

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B085T1G17J |
| ASIN  | B085T1G17J |
| Batteries Included? | No |
| Batteries Required? | No |
| Color | Drill Stop / Jig |
| Customer Reviews | 4.3 4.3 out of 5 stars (393) |
| Customer reviews | 4.3 4.3 out of 5 stars (393) |
| Date First Available | 14 October 2021 |
| Date First Available  | 14 October 2021 |
| Finish | Uncoated |
| Included components | 7 Piece Split Ring Stop Collar Set (Assorted Sizes) and (1) Allen Wrench to tigh |
| Item Package Quantity | 1 |
| Item Weight | 45.4 g |
| Item model number | 71491 |
| Item model number  | 71491 |
| Manufacturer | POWERTEC |
| Manufacturer  | POWERTEC |
| Material | Stainless Steel Alloy Steel |
| Measurement System | Inch |
| Number Of Pieces | 7 |
| Part number | 71491 |
| Product Dimensions | 15.57 x 9.22 x 1.27 cm; 45.36 g |
| Product Dimensions  | 15.57 x 9.22 x 1.27 cm; 45.36 g |
| Size | Imperial Drill Stop Set |
| Style | Imperial |

## Product Details

- **Cutting angle string:** 90 Degrees
- **Cutting diameter:** 6.35 Millimeters
- **Finish type:** Uncoated
- **Material:** Stainless Steel Alloy Steel
- **Shank type:** Straight

## Images

![POWERTEC 71491 Drill Bit Stop Collar w/Split Ring Design and Size Markings - 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2” - 7 Piece Set - Image 1](https://m.media-amazon.com/images/I/71ABA2aFenL.jpg)
![POWERTEC 71491 Drill Bit Stop Collar w/Split Ring Design and Size Markings - 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2” - 7 Piece Set - Image 2](https://m.media-amazon.com/images/I/71FK4dYBtdL.jpg)
![POWERTEC 71491 Drill Bit Stop Collar w/Split Ring Design and Size Markings - 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2” - 7 Piece Set - Image 3](https://m.media-amazon.com/images/I/71WAN2tCeUL.jpg)
![POWERTEC 71491 Drill Bit Stop Collar w/Split Ring Design and Size Markings - 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2” - 7 Piece Set - Image 4](https://m.media-amazon.com/images/I/71b4kXKQeAL.jpg)
![POWERTEC 71491 Drill Bit Stop Collar w/Split Ring Design and Size Markings - 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2” - 7 Piece Set - Image 5](https://m.media-amazon.com/images/I/71jMb-Lw97L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by J***N on 28 June 2025*

Excellent product very happy

### ⭐ Review
*by S***N on 18 July 2025*

Rubbish. Wish zero stars was an option.

### ⭐⭐⭐⭐⭐ Review
*by A***. on 22 May 2023*

Por mucho son mejores que los que tienen dos tornillos para ajustar la altura, con estos no se daña la broca

## Frequently Bought Together

- POWERTEC Drill Bit Stop Collar Kit with Imperial System Size Markings - 7 Piece Set Adjustable Depth Stop with Allen Wrench - 1/8", 3/16", 1/4", 5/16", 3/8", 7/16", 1/2” (71491)
- Milescraft 1334 Joint Master – Self-Clamping Aluminum Doweling Jig. Creates Edge, Corner, and Surface Joints. Includes Centering Spacers. For 1/4in, 5/16in, and 3/8in Dowel Pins
- WEN JN400D 400-Piece Fluted Dowel Pin Variety Bucket with 1/4, 5/16, and 3/8-inch Woodworking Dowels

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-26*