Premier Jumbo Hex Key Set 10pc

- One of a comprehensive range of Premier Hand Tools, suitable for daily professional use. - Manufactured from heat treated and hardened Chrome Vanadium steel with matt chrome finish. - Jumbo sizes suitable for industrial and agricultural applications. - Keys range in length from 130mm to 340mm and in size from 3mm to 17mm. - Sizes: 3, 4, 5, 6, 7, 8, 10, 12, 14, 17mm. - Supplied in tough storage case. - Lifetime guarantee*.