Swanson Tool SO145 Speed® Trim Square 4.5 in. Subcategory_Knives High-security reinforcer surrounds door edge

High-security reinforcer surrounds door edge & face bore

On-board dust port for dust control

magnetic bit retention delivers consistent driving performance

The set includes a variety of sockets and accessories for your convenience

Wire stripper for built-in convenience

Swanson Tool SO145 Speed® Trim Square 4.5 in. Subcategory_Knives High-security reinforcer surrounds door edgeThe original Swanson Speed Square has been an indispensable tool for tradesmen for nearly a century. Swansons Speed Trim Square has all the great features youve always counted on, like the patented 3 in. Diamond mark and fade resistant easy read markings but weve taken it up a notch. To make accurate layouts even easier, theres a scribe bar with guides milled every 1 8 in. Also, drilling holes centered on 3 4 in. stock couldnt be simpler thanks to a