SERDI set of 7 Pads for Vacuum tester

SERDI set of 7 Pads for Vacuum Tester 023516 - DP8000.

Set of 7 pads including :
1 pad 87x70 mm (part# 405584)
1 pad 81x51 mm (part# 405585)
1 pad 64x56 mm (part# 405586)
1 pad Ø40 mm (part# 405587)
1 pad Ø47 mm (part# 405588)
1 pad Ø54 mm (part# 405589)
1 pad Ø80 mm (part# 405590)

Check the seal between the valve and the seat.