In-Depth Review: Porter-Cable 330 Speed-Bloc 1.2 Amp 1/4 Sheet Sander


Porter-Cable 330 Speed-Bloc 1.2 Amp 1-4 Sheet Sander
83 %

PORTER-CABLE 330 Speed-Bloc 1.2 Amp 1/4 Sheet Sander a promising choice for me because it is high in power and delivers a clear smooth finish. It is very comfortable to use with its easy grip and reduced vibration feature, which comes very handy especially in long and extended operation. It is a good mix of quality performance and convenience of use.

I had a great experience using this sander that I felt it only right and proper to create a review highlighting its features to also give you the idea about this product and further along help you pick the right one for you.

We Like

  • Ergonomic design
  • Easy to Use
  • Compact
  • Quiet to use
  • Less vibration

We Don't Like

  • No dust collection system
  • A bit hard to load the paper


I make furniture and fixtures for a living and owning a sander is an important aspect of my job. It makes the finishing touches more polished and smooth and removes all forms of swirls and markings. Sanding is one tedious job because achieving an even and uniform surface on the entire project can be tricky and hard to do. You should have a good command of control and be extra precise. Hence, I am just glad that we have advanced sanding tools now like this sheet sander as it makes work a hundred times better especially for me that I am doing it almost every single day. I like the fact that it has reliable power and speed feature for an efficient sanding. It is very easy and quick to operate as well. It is also made for comfort and convenience. Vibration and fatigue are not a problem anymore because it is built with ergonomic design.

Among the many sanders available in the market, I chose PORTER-CABLE 330 Speed-Bloc 1.2 Amp 1/4 Sheet Sander to add to my collection because of these reasons backed with positive reviews. And I am very glad I did because I used it several times already and every time, it has proven to be very effective and dependable.

Who Is It For?

Sanding is essential in completing any woodworking or metal jobs because it provides the smooth and even surface for a beautiful finish. Hence whether the task is small or big, a DIY or a huge construction or building project, a sheet sander is a must have. Besides that, it provides high-level of efficiency when used as well. It saves you time, effort and a lot of trouble as it is very easy and fast to operate that even non-professionals will find it more favorable and reliable than the traditional sanding that we are mostly familiar with.

Most of the models are even designed with ergonomic features to make sure that you will have a hassle-free and stress-free sanding operation. It is also built with plenty of power and high speed to cater the heavy duty jobs in most job sites and other professional settings.

Therefore regardless of the job, all woodworkers and carpenters should have one of this in their toolbox. So, no more spending hours sweating to achieve a precise and even finish because a sheet sander can to it for you at a far lesser time and effort.

Buyer's Guide

Things to Consider When Buying a Sheet Sander

Buying a sander shouldn’t be that hard and tricky when you understand your needs and know about the key important points that you should look into when choosing. The following may give you the idea of these essential components.

  • Power and Speed

This is an important aspect of a sheet sander because it is where the quality and efficiency of its performance lies. High power and speed generally mean it is more inclined to do heavy duty and tough jobs and projects. It also delivers smoother operation and results.

  • Construction

To ensure you of long-lasting operation, the sheet sander should be compact and built with solid materials. This allows it to withstand tough jobs and maximize its usage. It makes it more effective and reliable to use because you know it is sturdy and has higher capacity.

  • Reduced Vibration

Vibration can be a huge hindrance in the productivity and efficiency of a sheet sander as it causes fatigue and stress. It does not only hinder longer period of work but may seriously cause pain and problem with your hands in the long run.

  • Soft Grip

To ensure of a convenient and comfortable sanding, make sure that the sheet sander is ergonomically designed with soft rubberized grip for better control and improved performance.

  • Clamping Mechanism

Make sure that the tool is designed with stable clamping system to make changing of sandpaper easy and convenient. This will save you a lot of time, effort and hassle in doing this one vital process.

  • Power Source

Like any other power tools, buying a sheet sander will also give you the option of whether you want it electric corded or battery powered. While cordless is more portable and accessible, corded models may, however, give you more power, thus it is most likely to be used in job sites and other huge projects. However, most high-end cordless models are now equipped with high-quality and innovated and improved battery power that it can now compete for longer use and hard jobs.

Product Details

Porter-Cable 330 Speed-Bloc 1.2 Amp 1-4 Sheet Sander


Combined with comfort and efficient performance, Porter Cable 330 Speed-Bloc 1.2 Amp 1/4 Sheet Sander features a powerful motor, speed, and an ergonomic design. It guarantees smooth outstanding finish with all its great features compacted into one machine that only weighs about 4 pounds. It is engineered to offer you fatigue-free operation and convenience of use. The kit, aside from the sheet sander even comes with an abrasive sheet, clamp tool, and operating manual.

Product Information

  • Item Weight: 4 pounds
  • Product Dimensions:11.2 x 5.1 x 4.5 inches
  • Color: Grey
  • Power Source: Corded-electric
  • Voltage: 120 Volts
  • Included Components: Bare-tool
  • Batteries Required:NO

Features & Benefits

  • High Speed

This sander is powered by a 1.2-amp motor, which allows it to operate at the speed of 14,000 orbits per minute. A great advantage for single speed sander is its degree of focus and concentration on a particular application, which is highly essential in achieving best results.

  • Comfortable Design

It is built with an ergonomic design which will provide you with the highest level of comfort and ease of use. Sanding using this Porter Cable 330 Speed-Bloc 1.2 Amp 1/4 Sheet Sander will give you lesser vibration compared to others for a fatigue-free operation. This is vital for heavy duty and long hours of work. It is due to its easy-to-grip housing with rubber posts feature that isolate your hand from the sanding action.

  • Superior Performance

Powerful motor and convenience of use is an excellent recipe for an efficient performance, which can only result in an even greater outcome. This sander is also made of solid metal frame, making it a durable and stable machine for a lifetime of solid sanding operation. The 4-1/8 x 4-1/2- inch pad size works with pre-cut adhesive or self cut standard paper with a metal stamp.


  • It has an easy and comfortable grip
  • The ergonomic design prevents users from getting wrist strain
  • It is handy to use in any job or projects
  • Quiet and has the smoothest operation
  • It isolates vibration, hence very comfortable to use


  • Difficult to attach sandpaper using the clips/clamps
  • It does not come with a dust collection management system

Reviews / Testimonials

Deciding which best sheet sander to choose can be an overwhelming process. This is due to the fact that the market is not holding back with options and continuously improving each feature to best cater to all our needs. Hence you have to be keen in checking every details and information you can collect about the product, which includes customer feedbacks and reviews.

Customers who have used this sander loves that it has plenty of power, convenient and relatively quiet to use. As proven by its high rating, the majority of the users consider this as the best detail sander they have used. The handle and grip fit well in their hands, which makes it easy and comfortable to hold when sanding. It has the finest finishing result with less vibration.

Perhaps the big drawback of this sheet sander is its lack of dust collection system, which could have helped increase its efficiency level by making sure that workspace is clean and tidy. Some users also mentioned about having difficulty attaching the sandpaper using the clamp. Though it doesn’t directly affect the performance, it could cause a delay the time. Other than these two, the rest are already positive recommendations.

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Alternative Choices

Aside from this sheet sander, the market has been very generous in giving us different options, hence the following alternative choices.

1) DeWalt D26441K 2.4-Amp Orbital ¼ Sheet Sander

Made of high-quality material, easy to install and easy to use, DeWalt D26441K ¼ Sheet Sander is ideal for finishing a wide variety of projects. It powered by 2.4 –amp motor that delivers 14,000 OPM to achieve best possible results. It uses standard sandpaper sheets for versatility, allowing you to choose the right grits for the job. It is lightweight, weighing only about three pounds and is built with a dust- sealed switch and sealed 100 percent ball bearing construction to keep any debris and dust away from the critical components for a smooth operation and longer tool life. And it is designed with a high-quality dust bag, which features a built-in vacuum adapter to keep work area neat and clean.

It has an anti-slip top and body grip for increased control and keeps you comfortable using it over a long period of time. To improve handling, it has a dual- plane counter- balanced fan that also helps minimize fatigue when using it.

2) Skil 7292-02 2.0-Amp ¼ Sheet Palm Sander

This is easy to use and features a Pressure Control Technology that provides users warning and signal when too much pressure is applied to maintain even and smooth sanding. It is powered by 2.0 amp motor for an efficient operation. It is designed with a soft grip for your comfort and convenience especially during prolonged operation.

It comes with a clear view dust canister for added dust management and control as it allows you to easily see the amount of dust collected without needing to empty it. It features a micro-filtration that collects fine dust particles. This will ensure you that no dust will be left out, hence work area will be kept clean the whole duration of work. It has a vacuum adapter as well for a maximum dust collection.

3) Black and Decker QS900 ¼ Sheet Sander

This sheet sander is ideal for heavy duty sanding jobs such as removing paint from wood, metal or plastic, and preparing the surface for final coat finishing. It is made with a built-in filtered dust collection system that maintains a clear and clean work area and saves you the expense and hassle from working on an independent dust collection device. To ensure a comfortable and balanced hold and handling, it is built with a full-body soft grip for improved efficiency and productivity.

Black and Decker QS900 ¼ Sheet Sander features a compact design that provides 2.0 motor power and the rotation speed of 16000 orbits per minute and guaranteed to perform 20 percent faster stock removal than any other ¼ sheet sanders. What makes it efficient to use is its capability to flush on three sides for accurate results while sanding vertically.

4) Bosch 1297DK 1-Amp ¼ Sheet Sander

It features an innovative design that makes this sander a great choice for easy removal of fine stock and efficient sanding experience. It employs a process that will make it easy for you to load sandpaper on the deck by integrating Bosch’s Sherloc sandpaper attachment system, allowing you to open the front and rear rubberized paper clamps, insert the edge of the sandpaper in the front, wrap, and clamp. And with this, allows you to pull the paper flat against the sanding bed, avoiding any wrinkles, creases, and tears and will lengthen the life of the sandpaper.

Bosch 1297DK ¼ Sheet Sander works with a speed of 12,000 OPM making it reliable and effective in handling a variety of application and projects. For added productivity, it is designed with a flush sanding ability so you can sand on the three sides of those vertical surfaces and a micro filter dust canister that can capture 40 percent more dust and debris as compare to other bags. On top of all these, it has a soft grip feature and an integrated 3-point counterbalance for reduced vibration and comfortable use. 

Alternative Choices Comparison Table

Alternative Choices

Our Rating


DeWalt D26441K 2.4-Amp Orbital ¼ Sheet Sander

Skil 7292-02 2.0-Amp ¼ Sheet Palm Sander

Black and Decker QS900 ¼ Sheet Sander

Bosch 1297DK 1-Amp ¼ Sheet Sander

The Final Cut

Once you get yourself acquainted with the different features and benefits of using a sheet sander, deciding whether to buy one or not is not a question anymore. Regardless of the job and individual needs, a good sander plays an important role in ensuring you a complete and polished work. You should be however wise in picking for one that has excellent power, speed, and comfortable designs. Vibration is a big hurdle when using sanding machines, hence make sure that you choose one with minimal vibration for a stress-free work.

PORTER-CABLE 330 Speed-Bloc 1.2 Amp 1/4 Sheet Sander guarantees the efficiency of performance and ergonomic design for a convenient operation. It delivers the finest finishing with less effort and time as compared to the traditional method. It is also compact and stable, therefore making it an excellent choice.

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