Adjustable Countersink Cutter

The Adjustable Countersink Cutter has a beveled head and is used to countersink while drilling pilot holes for flat head wood screws. Set screw holds countersink head onto drill, so depth of drill and countersink is adjustable. The Countersink Cutter is available for drill sizes 7/32", 1/4" and 3/16". 82° angle on countersink.

Please note that 2-Flute Countersink (items 043822 and 043824) will be discontinued and replaced with 4-Flute Countersink with hardened steel. Item #043810 is the new 4-Flute Adjustable Countersink.

SKU Description   UM Thick Width Length Height Board ft. Net Wt. Diameter Grade Grit Plys Radius SPB Ship Note Min. Qty Pcs/Box Pcs/Bundle Winding Ft/Box Handle Len Head Diam Head Len Mfg. # Qty
043824 1/2" Adjustable Countersink Cutter - 1/4" Drill CO EA 1/2"
043810 1/2" Countersink Cutter - 3/16" Drill CO EA 1/2"
043820 1/2" Adjustable Countersink Cutter - 3/16" Drill CO EA 1/2" 1/2"
043826 Countersink Set Screws EA

Click Here to View Our Closeout Page

Important Information

  • Shipping: Freeman charges standard published UPS/FedEx shipping rates (unless freight is specified). All orders under $25 are subject to a $5 small order fee. International orders are subject to a $250 minimum order.

  • Liquid products are sold by weight, not volume.

  • SPB = Sheets per Box

  • HAZ-G = Hazardous material, cannot ship air, up to $33 surcharge applied for each package shipped ground within the US.

  • HAZ-A = Hazardous material, cannot ship air, no surcharge for ground shipping.

  • HAZ-T = Toxic material, must be sent by freight carrier.

  • FRT = must be sent by freight carrier due to size, weight, or hazardous classification.

Product Table Legend

  Special Order

Minimum quantities and extended lead times may apply. Cannot be cancelled or returned once processed.


This item is not stocked in Freeman warehouses and may be subject to extended lead times.

  Limited Stock

Due to limited stock availability, extended lead times may apply.

  Closeout Item

Available at special pricing on our closeout list. Subject to prior sale.

  Web Discounts

Item is discounted for quotes or orders completed on the website only.

/  Favorite Items

When logged in, select your favorite items in the table and view later in "My Account".