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CraftsmanCapitol™ Premium HSS Countersink Drill Bit Set

  • Saving time and no more hassle with your project
  • 100% Money-Back Guarantee


  • In one step: you can drill, countersink and counterbore the perfect sized hole for #4, #6, #8, #10, or #12 screws.
  • CraftsmanCapitol™ Premium HSS Countersink will drill the pilot hole and countersink or counter-bore for screws in one step. Countersink to drive the head of the screw flush with or slightly below the surface
  • Ideal for plugs or dowel buttons. The 1/4" hex shank can be used with power drills and quick-change chucks.
  • Experience the higher quality of CraftsmanCapitol™Premium. Combining higher quality materials and patented technology, CraftsmanCapitol™ delivers industrial quality tools to the markets at an affordable price.


  • Material: HSS Drill 4241
  • Chamfer Drill Body: Carbon Steel 45
  • Applicable to workpieces with hardness below 25HRC, such as carbon steel, thin iron plate, insulation board, PVC board, wood board, etc
  • 1/4" HEX SHANK:
    5# 1.98mm
    6# 2.38mm (0.0937 inch) x 55mm(L)
    8# 2.78mm (0.1094 inch) x 60mm(L)
    10# 3.175mm (0.125 inch) x 63mm(L)
    12# 3.56mm (0.14 inch) x 65mm(L)
  • 1/4" ROUND SHANK:
    6#: 2.38mm
    8#: 2.78mm
    10#: 3.175mm
    12#: 3.56mm
    14#: 3.97mm

    Shipping Notice:

    After 3-5 business days, if your order is not shipped yet, this is because we are preparing the stock due to the high demand for some items. Rest assured your order will be shipped early next week from our warehouse in Chicago, Illinois. 

    If you need more information with your order, don't hesitate to contact us, we are more than happy to help.

    We believe & care about our customers happy. We stand behind our words, take high responsibility on your order, and ensure it arrives on time in the highest quality.


    After placing your order, our efficient Production Team will prepare, pack and ship your order with utmost care within 1-2 business days (in the unlikely event it can take more 3-5 days with high volume items to cause we need time to restock, don't worry, our team is working on it).

    Then this following shipping time will be applied:

    United States:
    USPS Domestic Shipping: 2-5 business days

    Canada, Europe, Australia, New Zealand:
    International Express Shipping: 7-10 business days

    Other Countries:
    International Express Shipping: 10-20 business days

    100% Satisfaction Guarantee

    We offer a 100% Satisfaction Guarantee. We will refund your money if you are not satisfied with your order due to the company's fault. This is to ensure to provide a risk-free shopping experience and make sure that the offer is not taken advantage of.

    In the unlikely event that your order hasn't arrived within 30 days (due to lost mail, etc.) please contact us and we will resend your order or refunds 100% money.