Protective inserts to be used with the CM combination spanner for mounting Hygienic Usit® and Hygienic Design® products - Material: Inserts: AlSi1MgMn Advantages - The protective caps have been specifically designed for fastening and un-fastening screwed connections with delicate surfaces. - The protective caps will safely avoid the risk of contact corrosion with stainless steel screwed connections. - The inserts are made of aluminium alloy EN AW 602 – a special aluminium suitable for contact with foodstuffs - The protective cap is safely held in the spanner thanks to its special form and a sprung