This is the Chip deflector #M-2063-8003.
It is recommended if the LP2DD is subjected to continual exposure to hot chips.
(M-2063-8003) Chip Deflector
$149.00
M-2063-8003 | Machine Tool Probes| LP2DD| Chip Deflector | Renishaw
(M-2063-8003) Chip Deflector
