4.5, IS 5101 - 1991 BS 328 (PART 1) 1986, Jobber, 10 Pcs, HSS, Parallel Shank Twist Drills, Addison

13.8, IS 5100 - 1969 BS 328 (PART 1) 1986, Stub, 10 Pcs, HSS, Parallel Shank Twist Drills, Addison

21.83, IS 5102 - 1969 BS 328 (PART 1) 1986, Long, 1 Pc, HSS, Parallel Shank Twist Drills, Addison

4.5, IS 5101 - 1991 BS 328 (PART 1) 1986, Jobber, 10 Pcs, HSS, Parallel Shank Twist Drills, Addison

14, IS 5100 - 1969 BS 328 (PART 1) 1986, Stub, 10 Pcs, HSS, Parallel Shank Twist Drills, Addison

22, IS 5102 - 1969 BS 328 (PART 1) 1986, Long, 1 Pc, HSS, Parallel Shank Twist Drills, Addison

4.57, IS 5101 - 1991 BS 328 (PART 1) 1986, Jobber, 10 Pcs, HSS, Parallel Shank Twist Drills, Addison

14.25, IS 5100 - 1969 BS 328 (PART 1) 1986, Stub, 10 Pcs, HSS, Parallel Shank Twist Drills, Addison

22.22, IS 5102 - 1969 BS 328 (PART 1) 1986, Long, 1 Pc, HSS, Parallel Shank Twist Drills, Addison

4.6, IS 5101 - 1991 BS 328 (PART 1) 1986, Jobber, 10 Pcs, HSS, Parallel Shank Twist Drills, Addison

14.29, IS 5100 - 1969 BS 328 (PART 1) 1986, Stub, 10 Pcs, HSS, Parallel Shank Twist Drills, Addison

22.25, IS 5102 - 1969 BS 328 (PART 1) 1986, Long, 1 Pc, HSS, Parallel Shank Twist Drills, Addison

4.62, IS 5101 - 1991 BS 328 (PART 1) 1986, Jobber, 10 Pcs, HSS, Parallel Shank Twist Drills, Addison

14.5, IS 5100 - 1969 BS 328 (PART 1) 1986, Stub, 10 Pcs, HSS, Parallel Shank Twist Drills, Addison

22.5, IS 5102 - 1969 BS 328 (PART 1) 1986, Long, 1 Pc, HSS, Parallel Shank Twist Drills, Addison

4.7, IS 5101 - 1991 BS 328 (PART 1) 1986, Jobber, 10 Pcs, HSS, Parallel Shank Twist Drills, Addison