They lock securely in place with just a half a twist another half twist they're off. Constructed on a YF weight water resistant polyester cloth backing. Grinding aid for cooler grinding. Can be ran wet or dry

Product
051144-14661
Description
Regalite™ Polycut™ Roloc™ Roll-On Coated-Cloth Disc 200/bx
Bx
1.23
Product
051144-76433
Description
Regalite™ Polycut™ Roloc™ Roll-On Coated-Cloth Disc 200/bx
Bx
1.27
Product
051144-76629
Description
Regalite™ Polycut™ Roloc™ Roll-On Coated-Cloth Disc 200/bx
Bx
1.41
Product
051144-76630
Description
Regalite™ Polycut™ Roloc™ Roll-On Coated-Cloth Disc 50/bx
Bx
1.34
Product
051144-80512
Description
Regalite™ Polycut™ Roloc™ Roll-On Coated-Cloth Disc 200/bx
Bx
1.17