237 Pieces Creative Toy Drill Puzzle Set, Stem Learning Educational Toys, 3d Construction Engineering Building Blocks For Boys And Girls Ages 3 4 5 6 7 8 9 10 Year Old – Wooden Block

specification: x1 two-way electric drill (can be rotated in forward and reverse directions, requires 2 aa batteries, the product does not include batteries)

x1 screwdriver

x1 wrench

x1 puzzle manual

x2 drill bits

x1 portable box

x20 nuts

x80 4 color screws

x60 6 color mushroom nails

x64 4 color polygon blocks

x6 right angle connection blocks