Merit Abrasives 69957399652 Quick-change Disc 50 Grit 3 in

Product Description

The MERIT ABRASIVES 69957399652 is a coated quick-change abrasive disc designed for use with TS (Type II) / Type S power-lock systems on handheld disc sanders. The disc measures 3 inches in diameter and carries a 50-grit aluminum oxide abrasive, placing it in the coarse grade range. It features a rigid, X-weight 2-ply cloth and polyester backing that holds up under aggressive material removal. Rated to 20,000 RPM, it is suited for deburring, cleaning, and detailing work on a range of metals. Fabricators, welders, and metal finishing technicians are the primary installers of this consumable.

This disc is built for demanding metalworking applications across both light and heavy alloys. Stated compatible materials include 300 series stainless steel, 400 series stainless steel, aluminum, brass, bronze, hard carbon steels, soft carbon steels, and titanium. It is intended for use on handheld disc sanders equipped with a TS (Type II) quick-change attaching system. Typical applications include weld prep, surface conditioning, and edge deburring in fabrication shops and field service environments.

Key Features

• 3-inch diameter coated disc with 50-grit aluminum oxide abrasive for coarse stock removal
• TS (Type II) / Type S quick-change compatibility for fast disc swaps on handheld disc sanders
• Rigid X-weight 2-ply cloth and polyester backing for durability under load
• 20,000 RPM maximum speed rating
• Compatible with 300 and 400 series stainless steel, aluminum, brass, bronze, soft and hard carbon steels, and titanium
• Brown disc color; silver button; part of the R766 series

Compatibility

Designed for use with TS (Type II) quick-change handheld disc sanders. Compatible material applications include 300 series stainless steel, 400 series stainless steel, aluminum, brass, bronze, hard carbon steels, soft carbon steels, and titanium.

Installation Notes

This disc is a consumable installed by metalworkers, fabricators, and grinding technicians. Before changing discs, power down the sander and confirm the tool has come to a complete stop. Ensure the backing pad and attaching system are clean and in good condition before mounting the disc. Do not exceed the 20,000 RPM maximum speed rating marked on the disc.