Professional spanners for commercial or occasional use 12pc combination spanner set Metric combination spanners Manufactured from drop forged steel for strength and durability Combination spanner ( so one end is a ring spanner and the other is open ended) Metric spanners SET INCLUDES THE FOLLOWING SIZES • 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm and 19mm 12 spanners ranging from 8mm - 19mm with no sizes missing Comes in a canvas tool roll for easy storage and transportation