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5-1/2 x 3 100 grit sanding sleeves describe a set of aluminum oxide abrasive sleeves sized for sanding applications where a 5-1/2 inch length and 3 inch diameter match existing spindle equipment. This sizing supports consistent coverage on compatible spindle drums, which helps keep contact patterns predictable across multiple workpieces. The 100 grit rating provides a balance between stock removal and surface refinement, so the same sleeve can handle general shaping followed by preparation for finer sanding steps. The aluminum oxide grain delivers the abrasive cutting action that drives material removal on wood or similar substrates, which matters when repeatable surface results are required over long runs. Sold as a 4-pack, these sleeves support multiple changeouts during a job or across several setups, helping maintain abrasive sharpness across projects.
These sleeves use a spiral bound structure around the drum area, which creates a snug wrap that supports a secure grip on properly sized sanding spindles. That grip helps keep the abrasive surface from shifting as the spindle rotates, which supports even contact pressure and predictable cut rates across the full sleeve length. The 3 inch diameter specification aligns with spindle setups built for that dimension, so the sleeve tracks correctly without excessive slack. With a 5-1/2 inch length, the abrasive area spans a workable contact height for many edge and contour sanding tasks, which is useful when parts vary in thickness but still rely on the same spindle station.
The sleeves are identified to fit JET JBOS-5 and JOVS-10 sanders, as well as other brand sanders that accept a 3 inch diameter by 5-1/2 inch long sleeve. That fit positions them directly into oscillating spindle sanding workflows where those machines are already in service. In practice, this lets a shop keep one abrasive sleeve size ready for multiple common JET tools, which simplifies abrasive selection at the spindle station. When used on other brand sanders built for the same sleeve dimensions, the sleeves extend that same 100 grit, aluminum oxide performance across different machines while retaining familiar handling and setup steps. Tying sleeve size to specific sander models helps reduce trial-and-error when matching abrasives to installed equipment.
The resin bonded construction anchors the aluminum oxide grain to the backing, which allows the sleeves to handle heavy duty use without rapid grit loss. That bond helps sustain consistent cutting action over longer sanding runs, so surface finish stays more uniform from the first part to the last in a batch. The tough fiber-backed sleeve provides a rigid yet responsive support behind the abrasive layer, which reduces flex and deformation when the workpiece is pressed against the spindle. This stability contributes to cleaner profiles on edges and curves, because the sleeve keeps its shape while the oscillating motion of tools like the JET JBOS-5 and JOVS-10 does the work. Together, the resin bond and fiber backing help these sleeves maintain predictable performance in industrial sanding applications.
The sanding sleeves measure 5-1/2 inches in length by 3 inches in diameter, which suits spindle setups designed for that specific size in sanding operations.
The sleeves are 100 grit aluminum oxide, providing a general-purpose cut that handles material removal and surface preparation in many industrial sanding tasks.
The sleeves are spiral bound and resin bonded with a tough fiber-backed base, which supports heavy duty use and maintains abrasive stability under load.
The sanding sleeves fit JET JBOS-5 and JOVS-10 sanders, as well as other brand sanders that accept 3 inch diameter by 5-1/2 inch long sleeves.
The sleeves are described as perfect for any industrial sanding application, aligning with demanding shop environments that run frequent sanding cycles.
The manufacturer part number is JT9-575943, which identifies this specific 5-1/2 inch by 3 inch, 100 grit aluminum oxide sanding sleeve 4-pack.
This 5-1/2 inch by 3 inch, 100 grit aluminum oxide sanding sleeve 4-pack from JET Tools aligns with JET JBOS-5, JOVS-10, and other brand sanders built for the same sleeve size. The spiral bound, resin bonded, fiber-backed design supports heavy duty, industrial sanding applications where consistent abrasive performance and straightforward sleeve changes are important to daily workflow.