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Hammer chisels using 40Cr, their surface is polish, they’re suitable

for all SDS-plus hammer. Cranked chisel is mainly used for wall,

tile and cement removal, other chisels can be used for concrete,

brick, masonry and granite demolition and drilling, but can not

be used for drilling steel.

This product is used for concrete, brick, masonry and granite demolition and drilling, cannot be used for drilling steel. Applicable to Home decoration, Hydropower installation, Air conditioning installation and so on, which needs to drilling and remove