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Review: MicroJig Grr-Ripper 3D Pushblock

By: Rob Petrie
Tool review: MicroJig Grr-Ripper 3D Pushblock is a significant step up from Grr-Ripper 2Go

GRR-RIPPER 3D PUSHBLOCK

The third item on our Great Gear list is another tool from MicroJig. We’ve taken a look at the simpler version of this pushblock (called the Grr-Ripper 2Go) in a previous edition of Great Gear, but Grr-Ripper 3D Pushblock is a significant step up.

You can see many of the features of this tool in the photos on this page. The first thing to take note of is the adjustable central arm. Threaded on with small thumbscrews, this easily shifts back and forth to avoid the blade and provide pressure where it’s needed most.

Grr-Ripper 3D Pushblock being used to run wood through table saw
The adjustable center arm can be moved side-to-side as needed for each cut — perfect for the bevel cut shown above.

The “SafeRip Kit” that ships with the pushblock attaches to this arm, providing a “warning” of where the central arm is located (photo below). When the push-block is against the fence, the ruler will tell you where the arm is at, making it easy to avoid the blade (and any last-minute paranoia before making the cut).

Showing how to use the SafeRip Kit” toggle on the Grr-Ripper 3D Pushblock.
MicroJig includes a “SafeRip Kit” with the Grr-Ripper, which threads into the central arm. The orange piece makes it clear where the center arm is located so you can avoid the blade while making a cut.

BALANCE SUPPORT.

Along with the adjustable arm, another key feature of the Grr-Ripper 3D over its simpler cousin is the balance support. This broad piece can be attached to the side (again with small thumbscrews) and adjusted to match the height of the workpiece. While it isn’t necessary for every cut, it comes in handy with narrow work pieces that would otherwise risk tipping the pushblock. Additionally, it can be used with other tools, such as the router table (as you can see below).

Showing how the balance support works on the Grr-Ripper 3D Pushblock.
The Grr-Ripper isn’t just a tool for the table saw. By using the balance support it provides a sturdy grip when routing to a template, such as with the corbel here.

PERFORMANCE.

So, how does the Grr-Ripper perform? The rubber bottoms of the arms provide ample traction, equivalent to a jointer push block. The balance support does its job fine, though you’ll need to be careful not to set it too low or you’ll lose the traction on your arms. As I worked with the tool, I found myself wishing it had a cleat at the back to help pull along tougher workpieces, and apparently I’m not alone — MicroJig offers a cleat attachment on their website that threads onto the back for this very purpose.

Overall, I was satisfied with the Grr-Ripper 3D Pushblock. Of course, it’s not something that I’m going to reach for every time I use the table saw, as not all cuts require a pushblock. However, I’ve had my share of table saw scares, and this is a great tool to have nearby for thin or knotty workpieces that might risk kickback.

Published: Jan. 1, 2026
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Topics: reviews, table saw, woodsmith 278, workshop

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