These Draper Hi-Torq® Metric Ratchet Combination Spanners Are Forged From Chrome Vanadium Steel That Is Hardened Tempered Fully Polished And Mirror Chrome Plated For Corrosion Protection. The Open End Is Offset At 15°. The Ring End Has A 90-Tooth Ratchet Mechanism Allowing 4° Movement Enabling Use In Tight Spaces. The 12-Point Hi-Torq® Delivers Maximum Leverage By Transferring Torque To The Flats And Preventing Slipping Or Damage To The Fastener. This 12-Piece Set Contains Popular Sizes. Packed In A Plastic Rack.PTDDRPDIR27689