Radnor 64004522 4 1/2'' X 7/8'' 36 Grit Zirconia Plus Fiber Disc (25 PER CASE) Electrotherapy Combination filter cartridges feature a

Combination filter cartridges feature a low profile with curved top that will not catch on pipes or other objects

adaptable for individual patient needs

All metal parts are zinc coated or non-corroding

heat-resistant neoprene rubber material for rugged applications

Radnor 64004522 4 1/2'' X 7/8'' 36 Grit Zirconia Plus Fiber Disc (25 PER CASE) Electrotherapy Combination filter cartridges feature aRadnor Zirconia Plus Fibre Discs use premium self sharpening zirconia aluminum abrasive which is bonded to the fibre backing with an advanced resin bond technology that promotes enhanced grain adhesion. This makes these discs ideal for stainless steel, alloy and high pressure applications.