5pcs Countersink Drill Bit Set with 1/4" Hex Shank
https://www.landwtools.com/shop/5pcs-countersink-drill-bit-set-with-1-4-hex-shank-2889
https://www.landwtools.com/web/image/product.template/2889/image_1920?unique=1a709a4
82° Angle
Versatile for Metal, Wood & Plastic, Includes Sizes 1/4", 3/8", 1/2", 5/8", 3/4" with Holder
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