tools abstract
Tool steel is any of various carbon steels and alloy steels that are particularly well-suited to be made into tools and tooling, including cutting tools, dies, hand tools, knives, and others. Their suitability comes from their distinctive hardness, resistance to abrasion and deformation, a
Charles Titus
মন্তব্য মুছুন
আপনি কি এই মন্তব্যটি মুছে ফেলার বিষয়ে নিশ্চিত?