D1 Caddy & Tool is a compact and practical way to carry spare D1 refills and a T6 hex tool. Made in the UK from aerospace-grade anodised aluminium, it’s lightweight, durable, and easy to keep on a keychain, in your pocket, or pencil case.

The water-resistant screw cap includes a magnetic holder with a replaceable Wiha T6 hex bit. It fits up to four refills and is compatible with all standard 1/4” hex bits. Built to keep you writing without interruptions.