Product Description Technical Information:Tool Material:CrV steelToolbox Material:steelSizes:8 / 10 / 13 / 16 / 17 / 18 and 19 mmFunctions:7Functions:Ring Wrench:8 / 10 / 13 / 16 / 17 / 18 / 19 mmFeatures:where conventional wrenches can no longer be implemented, the ratchet function proves its worthencapsulated gear designfor wrenches with extremely small external dimensionsvery slim head72-tooth inner ring made of high-alloy special steeldrive already takes place with a lever movement of 5°transmittable torques are far above DIN/ISOshafts made of CrV steel with optimum surface protection (2 x nickel-plated, 1 x matt chrome-plated)clearly legible width across flats due to laser marking processfor time-saving work without repositioningideal for " piercing" into narrow spacesin extra long versionsturdy, powder-coated steel box7-pieceSize Guide:8 mm: Width across flats: 8 mm 10 mm: Width across flats: 10 mm 13 mm: Width across flats: 13 mm 16 mm: Width across flats: 16 mm 17 mm: Width across flats: 17 mm 18 mm: Width across flats: 18 mm 19 mm: Width across flats: 19 mm Manufacturer Number:23275 Contents:7 x Proxxon Microspeeder combination wrenches1 x Proxxon steel box Manufacturer: PROXXON S.A. Härebierg 6-10 6868 Wecker Luxembourg office@proxxon.com