Heerka: DIN338
Dahaarka sare, yaree macmacaanka khilaafyada, oo aad u wanaajiso qalabka nolosha
Qalabka: HSS+Tungsten Carbide caarada
Xagasha: 118-135degree
Adag: > HRC60
Codsiga: goynta walxaha aadka u adag, waxaa ku jira birta, birta shubka, birta adag