What Is T27 on Flap Disc

T27 is the flat flap disc of the two different types of discs. They work best from a 0-15° angle and are the best suited for smooth finishing. The flat-angled flap discs are primarily used on flatter surfaces. They are extremely popular and lauded the best choice for smoothing and blending.

What grit flap disc do I need?

CHOOSING ABRASIVE GRIT SIZE FOR YOUR APPLICATION Flap disc grains come in an array of sizes, just as sandpaper grains do. The abrasive grains for flap discs typically range from about 36 to 120, with smaller numbers indicating larger, coarser grit and larger numbers indicating smaller, finer grit.

What is a Type 27 grinder wheel?

Type 27 Wheel – A saucer/center depressed shaped wheel intended for grinding on the face of the wheel used with angle grinders fitted with the appropriate guard. … Type 28 Wheel – A conical cupped wheel intended for grinding on the outside face of the wheel used with angle grinders fitted with the appropriate guard.