Interlocking - Seven-Piece Hexsticks

Seven-Piece Hexsticks
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Designer:Stewart Coffin
Craftsman:Stewart Coffin
Category:Interlocking
Material:Limba (Korina)
Pieces:7

An improved version of Stucksticks, which is a variation of Hectix and Giant Hectix. There is only one solution. Stewart made a few in 2000. Number 159 in his numbering system.
 
More information in The Puzzling World of Polyhedral Dissections