Product Specifications:
6pcs Countersink Drill Bits:
Type: 5 flute 90 degree
Hex Shank Size: 1/4"
Included size: 6mm / 1/4", 8mm / 5/16", 9mm / 3/8", 12mm / 1/2 ", 16mm / 5/8", 19mm / 3/4"
Material: high speed steel

7pcs Pointed Countersink Drill Bit:
Type: three pointed
material: high speed steel
Included size: 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 10mm

8pcs Wood Plug Cutter Drill Bit set:
4 Sizes: 6mm / 1/4", 10mm / 3/8", 13mm / 1/2", 16mm / 5/8"
2 Types: Standard Plug & Four-Tooth Chamfered
Shank Diameter: 9.4mm / 0.37 inch
material: carbon steel

Package Contains:
8 x wood plug cutter drill bit set
7 x three pointed countersink drill bit
6 x countersink drill bits
1 x l-wrench
1 x automatic
Tips: There may be a 1-2mm error in manual measurement, please don't mind.

After-Sales Guarantee:
Aracombie has a 24-hour human customer service. If you have any questions before purchasing or are not 100% satisfied with the product, please feel free to contact us, and we will provide you with solutions as soon as possible.