1. aluminium flap discs 2. Size: 4", 4.5", 5", 6", 7" ... Angle: T27(0°- 15°) AO flap disc Product features: 1. Flat design(T27), with a slope of 0 degree between abrasive ... (mm)100×16(4″×5/8″ )115×22(4 1/2″×5/8″ )125×22(5″×7/8″ )150 ... Ltd, specializing in manufacturing flap disc, mounted flap wheel, flexible flap wheel, sanding bands, etc, for more than 10 years. With the strength of excellent technical ...