Set of allen wrenches with spherical tip, s a e. , extra long 12 pieces. • professional set of allen wrenches with hex tip • set packed in a practical and handy plastic hanger, which makes it easier to find the right size of the key • the wrenches are made of high-quality chrome vanadium steel Cr V 6150, characterized by strength and resilience • the ombuses have a hardness of 52-55 HRC Dimensions of the wrenches: (length x width) • 1/16" (1. 6 mm) - 91 x 14 mm • 5/64" (2. 0 mm) - 100 x 16 mm • 3/32" (2. 4 mm) - 110 x 17 mm • 7/64" (2. 8 mm) - 116 x 18 mm • 1/8" (3. 2 mm) - 123 x 19 mm • 9/64" (3. 6 mm) - 130 x 20 mm • 5/32" (4. 0 mm) - 132 x 21 mm • 3/16" (4. 8 mm) - 150 x 24 mm • 7/32" (5. 6 mm) - 165 x 25 mm • 1/4" (6. 3 mm) - 185 x 28 mm • 5/16" (7. 9 mm) - 200 x 32 mm • 3/8" (9. 5 mm) - 233 x 35 mm