... : 60Si2MnSpecifications: 1.0,2.0,3.0,4.0,5.0,6.0,7.0,8.0,9.0,10Hardness ... stableSurface more smooth. Feel comfortable. Appearance nice Modeld H7DD1D2LL1L2L3Collapsible capacityER80.5-5.088.56.513.52.71.51.20.5ER111.0-7 ... 5202117.431.56.364.82.80.5>2.5-13.01ER251.0-2.5252622346.6653.10.5>2.5-16.01ER322.0-2.5323329 ... .2407.165.53.60.5>3.5-20.01ER403.0-26 ...