173mm+114mm Drill Bit Extension Adding Drilling Depth, Drill Bit Extension Rod

Description

This drill bit extension is compatible with most electric drills on the market, delivering efficiency and convenience for your drilling tasks. This tool helps you complete deep drilling work with higher efficiency and greater ease. Crafted from premium material, it ensures exceptional hardness and durability while significantly extending its service life.

Key Features

Built to Last: It is made of superior high carbon steel with grinding and polishing processes, which is strong and fends off deformation, ensuring a long service life.

创意表达

Sturdiness and Longevity: Made from premium high carbon steel and adopting grinding and polishing processes, this product boasts resilience against warping, ensuring enduring performance and a prolonged lifespan.

Thoughtful Design: Its slip-prevention design ensures the drill chuck securely grips the extension rod during high-speed rotation, thereby further preventing working errors.

创意表达

Well-thought-out Design: The slip-prevention design enables the drill chuck to retain a stable connection with the extension rod during high-speed rotation, further preventing the generation of working errors.

Simple and Efficient: When drilling deeper holes in certain types of wood, standard drill bits often fall short in length. This drill bit extension set increases drilling depth by 5.64 and 3.28 inches. It easily drills deeper holes.

创意表达

Highly Efficient and Practical: Standard drill bits frequently lack sufficient length for drilling deep holes in certain wood varieties. This drill bit extension set boosts the drilling depth by 5.64 and 3.28inches, enabling easy deep-hole drilling.

High Cost-performance: With it, you can drill deeper holes more conveniently.

创意表达

Exceptional Value: This tool enables you to complete deep drilling works with greater efficiency and convenience.

Easy to Clean: The smooth surface and simple structure allow you to wipe away surface stains with a wet cloth.

创意表达

Easy to Maintain: Featuring a smooth surface and streamlined design, this product allows you to remove surface stains with just a damp cloth (not included), enabling efficient and convenient cleaning maintenance.

Details

Smooth Edges: The smooth edges and rounded corners enhance the safety of use.

Pre-drilled Holes: They allow for easier installation of the product.

Application

It can be used in woodworking, construction, home improvement, renovation, road construction, and more. It is compatible with most electric drills.

Specifications

Color: Silver

Material: High Carbon Steel

Process: Grinding and Polishing

Assembly Required: No

Mounting Type: Electric Drill Mounting

Extend Drilling Depth: 14.3cm/5.64 in, 8.3cm/3.28in

Product Size(D*H): 1.85*17.3cm/0.728*6.81in, 1.85*11.4cm/0.728*4.48in

Package Size: 22*4.5*2cm/8.66*1.77*0.787in

Gross Weight: 0.19kg/0.42 lbs

Package Included

2* Drill Bit Extensions

2* Wrenches

Notes

The chuck has an inner diameter of 3/8 inch, so this extension bar is only compatible with bits with a shank diameter of 3/8 inch or smaller.
Please verify the dimensions match your bit before purchasing, and ensure the installation is tightened securely before use to prevent the bit from slipping and falling during high-speed rotation.
Please allow the slight color difference caused by the shooting light and a 1-3cm error due to manual measurement, and make sure you do not mind before ordering.

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Payment

We accept ebay payment 。

Fees such as import duties, taxes are not included in the item price or shipping costs. These charges are the buyer's responsibility.

Delivery details

Shipping:

2-9 working days to: USA

Terms of sales

We maintain high standards of excellence and strive for hundred percent customer satisfaction. Feedback is very important to us. We hope that you contact us immediately before you give neutral or negative feedback, so that we can address your concerns. It is impossible to address issues if we do not know about them!

About us

Your satisfaction is our ultimate goal. We work hard to earn your trust and future business. Our certified technicians have tested each item before shipping. The unit comes with 1 year limited warranty on all manufacturing defects.

a) If you receive a defective item, you may return it or ask for a discount. Please contact us within 14 days after you receive the package.

b) What you returned must be intact and in its original packaging as re? u. Customer is responsible for shipping costs of the returned item.

c) We will cover the cost of shipping back t with the shipping rate indicated in the registration page. We will send you a new unit or refund the full payment you paid.

Thank you.

Contact us

Business Hour

Business Hour: Monday To Friday: 8:30 AM to 5:00 PM (Beijing China time)

Due to time zones, our reply to your questions may not be immediately. But within above working time, we will reply your email within 24 hours. If it's non-workdays, please kindly be patient and wait till Monday.

Please contact us with ebay message.

Please feel free to contact us if you have any questions.

Monday To Friday: 8:30 AM to 5:00 PM (Beijing China time)

Due to time zones, our reply to your questions may not be immediately. But within above working time, we will reply your email within 24 hours. If it's non-workdays, please kindly be patient and wait till Monday.

Please contact us with ebay message.

Please feel free to contact us if you have any questions.

Brand	Unbranded

On Oct 7, 2026 at 19:27:46 PDT, seller added the following information:

173mm+114mm Drill Bit Extension Adding Drilling Depth, Drill Bit Extension Rod

Shipping

Specifications

Returns Accepted