6 Pcs HSS Titanium Coated 90 Degree Countersink Drill Bit Set

Price Negotiable

Price: Negotiation

MOQ: Negotiation

Delivery Time: about 20 days according to your order

Brand: RTCRAFT or OEM

Product Description

HSS Countersink Drill Bit Set - 6 Pcs 1/4" Hex Shank Titanium Coated Surface

Premium HSS Countersink Drill Bit Set Features

Sharper and Tougher: High-frequency quenching heat treatment with titanium coating prevents rust, while hardened and honed cutting edges ensure sharpness
6 Diameter Sizes: Includes 6mm(1/4"), 8mm(5/16"), 9mm(3/8"), 12mm(1/2"), 16mm(5/8"), 19mm(3/4") with 6.35mm (1/4") hexagonal handle
5 Flute 90° Countersink: Precision 90° angle points with five-flute design for free chip flow and rapid, chatter-free cutting
Stable Operation: 1/4" hex shank maintains stability in drill bit holders - simply create pilot hole first, then countersink
Versatile Applications: Ideal for wood openings, reaming, chamfering, screw head work in MDF, plywood, acrylic, PVC board, and soft metals like aluminum and copper

Technical Specifications

• 90° HSS countersink bit with 1/4" hex shank compatible with electric drills and wrenches

• Creates flush or below-surface seating for screw heads

• Five-blade chamfering with groove design for efficient burr removal without scratching

• Material: High speed steel 4241 (for materials with hardness below 50hrc)

Package Contents

• 1 x 6mm Drill

• 1 x 8mm Drill

• 1 x 9mm Drill

• 1 x 12mm Drill

• 1 x 16mm Drill

Ordering & Delivery