Mesee 7 Pieces HSS Countersink Drill Bit Set 3mm 4mm 5mm 6mm 7mm 8mm 10mm High Speed Steel Counter Sink Bits Carpentry Chamfer Reamer Woodworking Chamfering Tool

• Countersink Drill Bits - Made of high-speed steel 4241, the middle chamfer drill body is made of No. 45 steel, high hardness, good abrasion resistance.
• Meet Various Needs - 7 Different Sizes: 3mm/ 4mm/ 5mm/ 6mm/ 7mm/ 8mm/ 10mm, great for wood openings, reaming, chamfering, screw heads etc.
• Fast Chip Removal - 5-flutes chamfering and the wide chip slot can discharge the wood more rapidly, sink hole disposable drilled smooth, screw cap perfect embedded in the surface of the workpiece.
• Easy to Use - Drilling length can be adjusted for various lengths screws simply by loosening and tightening the setscrews. Suitable for drilling machines with chuck, most bench or hand drills.
• Wide Application - 3 Pointed woodworking reamer with accurate center positioning for quick countersinking, can be used for drilling plastic, PVC, steel, aluminum, partial board, hardwood or wooden floor, etc.

Mesee HSS Countersink Drill Bits Set Screw Woodworking Chamfer Tool - 3mm/ 4mm/ 5mm/ 6mm/ 7mm/ 8mm/ 10mm Premium Material - Classic HSS material, high hardness, superior cutting power and durability. Three-pointed Design - Tricuspid centering is better, will not deflection occurs, and drilling can be done quickly and accurately, not easy to slip, more smooth Shen hole formation. Five-flutes Chamfer Design - Wide chip slot can discharge the wood more rapidly, sink hole disposable drilled smooth, screw cap perfect embedded in the surface of the workpiece. Removable & Adjustable - Easy to adjust or disassemble, just loosen and tighten the screw to remove the chamfer or adjust the counter sleeve depth and drilling depth for screws of various lengths. Multipurpose - Woodworking Countersink Drill Bits can be used on bench drills, hand drills and conventional electric drills. perfect for processing wood, fiberboard, particleboard, plywood, plastic, PVC, rubber, etc. ▶Specifications: Countersink Drill Bits Material: High Speed Steel 4241 Middle Chamfer Drill Body: No. 45 Steel Handle Type: Round Shank Angle Design: Tricuspid Centering Flute Type: Five-edged Chamfer Size: 3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 10mm ▶Easy to Use Step1: Rotate the Hex Wrench to adjust the length you need. Step2: Insert the countersink bit into the drill. Please make sure the drill bit is clamped. Step3: Vertical drilling of the drill bit during the operation. The depth only needs to allow the screw head to sink below the surface. ▶Package Included: 7 x Woodworking Countersink Drill Bits 1 x Hex L-wrench