Multitools with a can opener
155 of the 357 multitools in the database carry a can opener, the lightest being the Victorinox Bantam Alox at 29 g. Every weight and tool list below is traceable to a named source on the product's own page, and a — means we have not verified that field rather than that the tool lacks it.
Opening
155 multitools, lightest first
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SOG Paratool 176 g14109.2 mm420 stainless steel— Image unavailable
Gerber MP400 Compact Sport 193 g12112 mm——