HSS-R roll forged 4241 high speed steel 'jobber' bits manufactured to DIN338 with 118° point. Contents includes metric: 15 x 1 & 1.5mm, 10 x 2, 2.5, 3, 3.2, 3.5, 4, 4.5, 5 and 6mm; 5 x 6.5, 7, 7.5, 8, 8.5, 9, 9.5 and 10mm; imperial: 10 x 1/8". Aluminium case for storage and transportation.