www.toboc.com
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cast steel shot
Steel Shot Specs S70, S110, S170, S230, S280, S330, S390, S460, S550, S660, S780, S930
Durability 2000~2800times
Chemical compsition :C (0.70~1.20) , Mn (0.35~1.20) , Si(0.40-1.20) , S (0.05max) P (0.05max) Hardness Normal:40~50HRC (377~509HV)
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Price: 500.00 USD
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