Jk files manufactures a new bi-metal hacksaw blade named bearcat or bgt, introduced by the l s starrett company, usa. This cuts faster and lasts longer than conventional milled teeth bi-metal blades. The hacksaw blades features precision ground high speed steel teeth coupled with a super-efficient, aggressive, starrett-designed bearcat tooth shape that together results in faster cutting and longer blade life. Tests have shown the blade to cut as much as 30% faster than regular bi-metal blades.