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Why Stokys changed its hole spacing from 10 mm to half an inch
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Literature & History

Why Stokys changed its hole spacing from 10 mm to half an inch

About this makerStokys
The first Stokys construction system did not use the hole spacing that became familiar to its customers. The Stockmann brothers’ original 1941 design placed the holes 10 mm apart. A leading toy retailer advised them to adopt the half-inch spacing already used by Meccano and Märklin. Stokys followed that advice. Half an inch is 12.7 mm, so this was a change to the geometry of the parts, not merely a…
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