- Sizes of ring spanners are 6×7 , 8×9 , 10×11 ,12×13, 14×15 , 16×17 , 18×19 , 20×22 .
- Hardness: 42 48 HRC ,Drop forged from high grade Chrome Vanadium Steel and Thoroughly corrosion protected with Nickel Chrome finish.
- Scientifically heat treated to give maximum strength and wear resistance.
- Has close wrench opening tolerances giving Non damaging grip on the nut.
- I section design of handle and heads combines strength with low weight.
Hand Tools, Taparia
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