... BFC 5pcs hole saw:45,54,60,64, center drill 4pcs nail punch:l/32", 2/32", 3/32 ... 8,9,10,11,12,13mm 5pcs wood flat drill bits:13,16,19,22,32mm 4pcs 350mm long ... 8,8.5,9,0,11,12,13mm 4pcs drill stop:3,5,8,10mm 3pcs plastic bit sleeve 1pc ... 2) second step plastic box BFC 50pcs HSS twist drill tin coated: 1.0-4.0mmX0.5+3.2X4 ... 3) . Third step plastic box BFC 66pcs HSS twist drill black oxide (1-4mmx0.5+3.2) x5 4 ...