Stainless Steel Dragonfly Puzzle 0730 Fit boards with a thickness

Fit boards with a thickness of 3/16" - 3/4" for 90-degree corner and T-joints

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sister and friends on Christmas

Dimmer switch: USB interface with dimmer switch

Stainless Steel Dragonfly Puzzle 0730 Fit boards with a thicknessStainless steel in laser cut, high end in look! Features EUDCATIONAL & COOL TOYS: Its a unique mechanical 3D metal puzzle, creating a hand held miracle play world for adults, full of entertainments and knowledge for all ages. DIY KITS: It is a challenging and puzzle with fun, coming in pieces, requiring assembling with great patience and observation , taking about 5 hours to be complete. It comes with instruction, no need glue or battery, just put it