Nelsen 19pc Metric Offset Spanner Wrench Bolt Extractor Socket Set 6mm - 32mm Multi-Usage Wrenches that acts as regular box end wrenches as well as extractor wrenches, special end design shields fasteners from damage under high torque situations. 45° offset offers more versatility in accessibility. 14 sizes in 7 Extractor Wrenches:: 6*7mm, 8*9mm, 10*11mm, 12*13mm, 14*15mm, 16*17mm, 18*19mm. Material: CRV ¿ 9pc 3/8in.Dr Bolt Extractor Socket Set ideal for broken or damaged nuts. 8 - 10 - 11 - 12 - 13 - 14 - 15 - 17 - 19 mm. Material: CR-MO. 1Pcs adaptor with external square 10 mm (3/8") for ring wrench 13 mm 1pcs 75mm 3/8"dr Extension Bar. 1pcs Magnetic Foldable Tray.