This 8-Piece impact socket set features 10 metric sizes in 5 color coded sockets. Each impact flip socket features two sockets in one. Set includes two nested adapters for dual drive (1/4-Inch hex flip socket shaft nests into 3/8-Inch square drive adapter). Also includes a compact, modular storage system with a clear lid that is compatible with MODbox™ and stackable with other cases of similar design. Features: Multi-purpose adapter makes the sockets compatible with the Klein KNECT™(M) system for unlimited driving potential; Deep Well Impact Flip Socket Set includes ten sizes combined into five color coded sockets plus two nested adapters; Set includes 8 x 10, 9 x 11, 12 x 14, 13 x 15, and 16 x 18 mm socket sizes; Three smallest sockets (8 to 18 mm) are stackable and compatible with the shaft included with Cat. Nos. 65238, 65239, 65626, 32934, 32934M, sold separately; Klein KNECT™(M) specialized square drive adapter compatible with Klein Tools Pass Through Socket Wrench (Cat. No. 65400) and any 3/8-Inch square drive ratchet; Nested adapters for dual drive (1/4-Inch hex flip socket shaft nests into 3/8-Inch square drive adapter); Compact, modular storage system is compatible and stackable with MODbox™ cases of similar design; Klein KNECT™ (M) Compatible; Multi-purpose adapter makes the sockets compatible with the Klein KNECT™ (M) system for unlimited driving potential; Klein KNECT™ (M) specialized square drive adapter compatible with Klein Tools Pass Through Socket Wrench (Cat. No. 65400) and any 3/8-Inch square drive ratchet - Warnings: Always wear approve eye protection.