Specifications:Easy twist knob adjustment.Fits grinder hubs from 3/8" - 1-1/16" in size. Over all size: 7-1/2" cushioned grip.Adjustable angle design, maximizing adapt to different machines.Rotation of the nut can adjust the size, can adjust the distance 8-50 mm.Thick steel material, make it durable.Ideal for disassembly angle grinder, marble machine, etc.Item Name: Adjustable Pin SpannerMaterial: High Carbon SteelFeatures: Durable, Easy to Use, Portable, AdjustableFull Length: 200mm/7.87" (Approx.)Adjustable Distance: 8mm - 50mm/0.31" - 1.97" (Approx.)Size: 20cm x 1cm x 1cm/7.87" x 0.39" x 0.39" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Adjustable Pin Spanner