15 Piece Countersink Drill Bits Set, Tapered Drill Bits for Wood, With Phillips Screwdriver Bits, Extension Bit Shaft

15 Piece Countersink Drill Bit Set – Professional Woodworking Kit with Hex Shank & Storage Box

【Upgraded All-in-One Set】
Everything you need for flawless wood projects! Includes:
7 Tapered Drill Bits– #4 (7/64"), #6 (9/64"), #8 (11/64"), #10 (3/16"), #12 (7/32")
2 Wood Plug Cutters– 3/8" & 1/2" (for seamless screw concealment)
2 Depth Stop Rings– 3/8" & 1/2" (adjustable depth control)
2 Phillips Screwdriver Bits– PH1 & PH2 (dual-purpose versatility)
1 Extension Shaft + 1 Allen Key– For quick changes & extended reach
Durable Storage Box– Keeps bits organised and portable.

【Premium Nitride-Treated HSS】
• Made of industrial-grade high-speed steel with nitride coating for 2X longer lifespan vs. carbon steel bits.
• Resists wear, heat, and corrosion – ideal for hard/soft woods, plywood, and MDF.

【Precision Depth Control】
•Adjustable stop collars ensure consistent pilot hole depths, preventing over-drilling.
•82° countersink angle delivers clean, professional finishes for screws (flat or flush).

【Efficient & Smooth Drilling】
•Sharp tapered pilots create clean holes for snug screw fits.
•Optimised flutes reduce chip buildup for faster, smoother drilling.
•All-in-one function: Drill, countersink, and counterbore in a single step!

【Wide Compatibility】
•1/4" Hex Quick-Change Shank– Fits most drills (handheld, electric, bench drills).
•Perfect for: Cabinets, furniture, DIY projects, and professional woodworking.
⚠Pro Tip: Use the wood plug cutter with a bench drill for best results.