Wera 05134021001 Patio construction set T 1, 17 piecesWera 05134021001 Patio construction set T 1, 17 pieces Product Description Compact Wera tool set with the 17 most common screwdriving tools for patio construction. Bits in stainless steel design prevent extraneous rust. With extra smart bit holder, which enables a uniform depth thanks to the variable screw depth limitation, and prevents damage to decking with the fitted felt ring. Data Sheet: Click Here for Data Sheet