First Commission Directive of 15 July 1986 laying down methods of sampling for chemical analysis of edible caseins and caseinates (86/424/EEC)

2. Materials U.K.

Blade and stem shall be made of polished metal, preferably stainless steel. The grip of the long type should preferably be made of stainless steel. The short type borer shall have a detachable grip of wood or plastic, fitted with a bayonet-catch in the blade.