more beautiful finish

Molded high impact head with hand grip and board guide

Slip-on style safety cuff

Micro-adjustable to 1/8" for use on almost any stairs

carpet installation and upholstery

Johnson RockRipper® with Structo-Cast® Head & Perforated Aluminum Blade Roofing more beautiful finishNo jobsite is too tough for Johnson's RockRipper drywall square. Its blade is made of extruded aluminum for maximum durability, while its molded, high impact Structo Cast head will stand up to the worst jobsite abuse. This drywall square was also designed to keep your work moving smoothly and easily. It features a hand grip and board guide, while the perforation on its 24" blade helps you make fast, efficient scoring. Finally, its screened, thermal