Bit-Check 30 Metal 1Product Description: Wera Bit Check 30 Metal 1, General Purpose bit set for drill drivers with Stainless holder is designed for compact and organized tool storage. EXTRA TOUGH (Z) bits are suited to hard metal jointing, threaded fasteners and general use. With slim Stainless Universal bit holder with ring retention for insert and power bits. Wera Bit Checks feature a compact design to safely store bits in a case that provides fast and easy tool