3M™ Hookit™ Gold Disc, 00917, 3 in, P180, 50 discs per carton, 4 cartons per case

The 3M Hookit Gold Disc 236U is engineered to deliver exceptional performance across a comprehensive grade range spanning P80 to P180, making it an excellent choice for a wide variety of automotive body sanding applications. The disc features a durable C-weight paper backing that provides structural integrity during demanding sanding tasks. This specialized disc excels at performing rough feather-edging work, refining scratches on bare metal substrates, removing paint from areas surrounding damage, and numerous other auto body refinishing operations. The combination of open coat construction and aluminum oxide mineral abrasive technology enables the disc to produce a sharp, aggressive cutting action that surpasses the performance of comparable closed coat abrasives at equivalent grades. Unlike traditional closed coat designs, the open coat structure prevents dust and debris from accumulating on the disc surface during operation. The 3M Hookit Gold Disc 236U accommodates multiple substrate materials with equal effectiveness, including clear coat finishes, fiberglass reinforced materials, body filler, bare metal, existing paint layers, plastic components, and auto body putty.

The open coat construction of the 3M Hookit Gold Disc 236U spaces the abrasive grains at strategic intervals across the disc surface, which facilitates efficient evacuation of sanding dust and accumulated debris. This spacing prevents the premature clogging that typically occurs on conventional sanding discs, thereby preserving the cutting effectiveness of the abrasive grains throughout the disc's operational life. The load-resistant coating applied to the abrasive grains enables the disc to maintain consistent cutting performance even when working with challenging materials such as automotive paints, body fillers, putties, and other substances that traditionally cause rapid clogging and performance degradation. This advanced coating technology translates directly into measurable improvements in productivity and substantial reductions in material waste and consumption.

Select versions of the 3M Hookit Gold Disc 236U feature a strategically designed 6-hole pattern that further enhances dust evacuation efficiency, particularly when the disc is used in conjunction with a dust collection and vacuum system. The hole pattern design offers the additional convenience of not requiring precise alignment with the corresponding holes on the sander pad, which streamlines the disc replacement process and minimizes downtime during extended sanding operations.

Aluminum oxide has become the preferred abrasive mineral among industrial professionals and automotive technicians due to its exceptional cut-rate efficiency and extended operational lifespan. This mineral compound creates a tough, resilient abrasive material that possesses a self-fracturing property, continuously exposing fresh, sharp cutting edges as the surface dulls during use. This self-renewing characteristic contrasts sharply with traditional natural abrasives, which maintain static cutting edges that gradually dull and lose effectiveness over time. The combination of aluminum oxide's rapid cutting capability, inherent hardness, and overall structural strength has established its widespread use across grinding, sanding, and finishing applications in industrial settings. Within the metalworking industry, aluminum oxide abrasives demonstrate exceptional versatility, performing effectively on a broad spectrum of materials, including various ferrous alloys commonly encountered in automotive body repair and restoration work.

3M has developed an extensive product line of hook-and-loop style Hookit discs specifically engineered for work environments where traditional adhesive-backed sanding discs would become compromised by accumulated dust, dirt, or airborne debris. These Hookit sanding discs utilize a convenient and secure attachment mechanism that bonds firmly to a corresponding hook-and-loop backup pad (available as a separate purchase) mounted on compatible random orbital sanders. The hook-and-loop design enables users to remove the disc cleanly and effortlessly without residue or damage, and the discs can be reattached and reused repeatedly throughout their abrasive lifespan, offering exceptional value and reducing operational costs.

The 3M Hookit Gold Disc 236U represents a comprehensive engineering achievement that integrates scientific innovation with material strength at every level of construction, from the abrasive grain composition through to the backing pad attachment system. This integrated approach ensures extended disc longevity, consistently sharp cutting performance throughout the disc's service life, and superior dust resistance capabilities that collectively contribute to enhanced efficiency and superior results in automotive body operations.