Infinity Tools 1/4インチシャンク ダウンシア付きフラッシュトリムルータービット

I usually fight with tear-out on plywood edges, but the downshear geometry on these bits leaves a finish that needs almost zero sanding. The micro-grain carbide has stayed sharp through a dozen cabinet doors so far.

The cut quality on these bits is honestly remarkable—the downshear geometry leaves zero tear-out on even tricky grain, and the micro-grain carbide edges have held their sharpness through a dozen projects so far. I've been through plenty of flush trim bits that dull fast, but these still feel like th

Finally got that downshear geometry on a flush trim bit, and it makes a huge difference — my edges are coming out glass-smooth with zero chip-out. Cuts through walnut like butter and leaves hardly any sanding to do.