Amana 55140 Carbide Tipped Shankless Counterbore w/ Slow Spiral #20 Screw 5/8 D x 5/16 Drill D x 5/16 Drill Shank
Amana 55140 Carbide Tipped Shankless Counterbore with Slow Spiral Drill, #20 Screw 5/8 Dia x 5/16 Drill Dia x 5/16 Drill ShankAvailable in a wide variety of sizes, complete with slow spiral HSS M2 DIN 338 fully ground drill bit.
Excellent for Drilling:
- Natural Woods
- Man-Made Boards
- MDF
- Chipboard
- Plywood
- Aluminum/Non-Ferrous
- Aluminum Composite Material (ACM)
- Composites
- Composite Decking Materials
Warning: When drilling aluminum-ferrous materials, for optimal results and extended tool life use lubricant or air cooling. Make sure the material is fixed and drill is stable during drilling.