TMBMLPP 5pcs Quick Change 6.35mm Adjustable Hex Countersink Drill Bit Set, includs 5 Woodworking Countersink Bits and5 Replaceable Bits & 5 Wrenches, for Wood - 2.8-4mm Tapered Drill Bits (Round)

• MULTI-SIZE COUNTERSINK DRILL BIT SET: 15pcs Counter sink drill bit set includes 5pcs commonly used countersink bits for wood (2.8mm, 3.0mm, 3.2mm, 3.5mm, 4.0mm), equipped with 5 pilot drill bits and 5 wrenches to meet various woodworking and DIY drilling needs.
• PREMIUM DURABLE ALLOY & CARBON STEEL MATERIAL: Drill countersink bit set is made of alloy and #45 carbon steel with a plastic-sprayed surface, ensuring the bits are sharp, wear-resistant, rustproof, and corrosion-resistant for extended service life.
• ADJUSTABLE DRILLING DEPTH DESIGN: 15-piece countersink drill bit set comes with wrenches for easy adjustment of drilling depth, allowing precise control of countersink depth to enhance installation results and work efficiency | 15 piece countersink drill bit set tungsten countersink drill bit set limited depth countersink drill TCT countersink drill bit quick release drill bits wood limit countersunk drill counterbore bit cone countersink drill set countersink chamfer deburring drill bit set
• COMPATIBLE WITH VARIOUS POWER TOOLS: Adjustable countersink /countersink drill bit hex shank using standard 1/4" (6.35mm) round shank design fits most electric drills for quick installation and firm connection. High compatibility with drills, cordless drills, and other common drilling tools.
• WIDE APPLICATION SCENARIOS: 15pcs HSS countersink drill bit set / counter sink drill bits for wood / HSS countersink drill bit set is suitable for wood, plastic, MDF, and other materials. Ideal for furniture making, home repair, and DIY projects to create professional-grade countersink holes.

FEATURES DURABLE CARBON STEEL MATERIAL carbide countersink drill bits is made of carbon steel and alloy, with a 45# carbon steel body that offers high hardness and excellent wear resistance, ensuring fast, smooth drilling with reduced risk of breakage. ADJUSTABLE DEPTH DESIGN Countersink bit allows for adjustable drilling depth using the included wrench, making it compatible with screws of different lengths and improving both efficiency and precision. WIDE COMPATIBILITY WITH POWER TOOLS Standard 1/4-inch shank fits common tools such as electric drills, cordless drills, and bench drills, providing a more secure installation. MULTI-SCENE APPLICATION Countersink drill bits for wood is suitable for wood, particle board, plastic, MDF, and more. Ideal for furniture making, home repairs, and various DIY projects (not suitable for metal, glass, concrete, or other hard materials). INFORMATION Material: Alloy drill tip, 45# carbon steel body, plastic-sprayed surface Color: Orange Size: Shank Diameter: 1/4" (6.35mm) Drill Sizes: 2.8mm, 3.0mm, 3.2mm, 3.5mm, 4.0mm PACKAGE INCLUDES 5 × Countersink Drill Bits 5 × Pilot Drill Bits 5 × Wrenches