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  • Drilling & Holemaking X
  • Center Drills (Combination Drill & Countersinks) & Spotting Drills X
  • Combination Drill & Countersinks X

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  • STM Premium X

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    • Included Angle:

  • 60 X

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  • High Speed Steel X

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  • #4-1/2 X

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                  #4-1/2 6" O.A.L. Long Series H.S.S. Combined Drill & Countersink product photo
                  #4-1/2 6" O.A.L. Long Series H.S.S. Combined Drill & Countersink
                  • Brand: STM Premium
                  • Long Length Tool : Yes
                  • Aircraft-Style : No
                  • Download catalogue page
                  Product ID: 116296 View Product Details
                  In stock
                  Price: $ 81.77

                  Qty

                  #4-1/2 4" O.A.L. Long Series H.S.S. Combined Drill & Countersink product photo
                  #4-1/2 4" O.A.L. Long Series H.S.S. Combined Drill & Countersink
                  • Brand: STM Premium
                  • Long Length Tool : Yes
                  • Aircraft-Style : No
                  • Download catalogue page
                  Product ID: 116294 View Product Details
                  Call for Availability
                  Price: $ 46.74

                  Qty

                  #4-1/2 5" O.A.L. Long Series H.S.S. Combined Drill & Countersink product photo
                  #4-1/2 5" O.A.L. Long Series H.S.S. Combined Drill & Countersink
                  • Brand: STM Premium
                  • Long Length Tool : Yes
                  • Aircraft-Style : No
                  • Download catalogue page
                  Product ID: 116295 View Product Details
                  Call for Availability
                  Price: $ 55.33

                  Qty