The fragments were then removed with crowbars and sledgehammers. Hammers used in many trades include sledgehammers, mallets, and ball-peen hammers. However, both were seen being damaged by jackhammers and sledgehammers. The shrines were destroyed by sledgehammers and bulldozers. Clotheslines, forearms, shoulder blocks, slaps, headbutts, sledgehammers, powerslams, powerbombs, and German suplexes were exchanged. The game features three main types of weaponry (cudgels, sledgehammers and knives). Sledgehammers and oxy-acetylene gas-torches are used to cut up the steel hull. Computers were destroyed with sledgehammers and records were doused with acid. Two marines armed with sledgehammers tried in vain to break through the door. In 16th century England, contests involving the throwing of actual blacksmith's Sledgehammers were recorded. The granite was drilled with "jumper drill" irons hit with sledgehammers. Finding the leak required breaking through the concrete and metal biological shield with sledgehammers. Modern heavy duty sledgehammers come with heads. Sledgehammers are seldom used in modern mining operations, particularly hand steel.