20MM SILVER STEEL GROUND BAR 600MM MODEL MAKER X1 SHAFTING LINEAR GUIDE
20mm Linear Shafting. 1 X 20mm x 600mm long Ground Silver Steel h8 Tolerance (minus). Can Be As A Bearing Shaft. CHEMICAL ANALYSIS % C-1.15 Si-0.25 Mn-0.30 Cr-0.65 V=0.10. SILVER STEEL DATA. 30mm-50mm +0 -0.039.