Primary Pro Insulation Sealing Rings - 35mm, Pack of 10

Primary Pro sealing ring improves the finished seal appearance of a core drilled hole for 35 mm (P/N 26209) Primary Pro Insulation and the Primary Pro 35 mm Wall Sleeve (P/N 26796).
Supplied in a pack of 10.

Use P/N 26628 100 mm dia. grinder head for a 4 mm recessed flat face on the wall surface.