Six Piece Silver HSS Countersink And Chamfer End Mill Bit Set For 90 Degree Chamfers With Three Groove Design Titanium Coated For Durability High Speed Steel Bits For Precise Countersinking And Chamfering By Hotwin

Six-Piece Titanium HSS Countersink Bits for 90° Chamfers
✔️ 6 pcs set, titanium-coated HSS countersink with 3-groove design

Six-piece set of high-speed steel countersink and chamfer bits featuring a titanium coating for durability, designed for precise countersinking and chamfering in metal, wood, and plastic projects.

✅ Top Ø options: 20.5/16.5/12.4/10.4/8.3/6.3 mm; bottom Ø: 10/10/8/6/6/5 mm; lengths: 47/47/46/39/40/37 mm; 3 grooves; 90° edge
✅ Material and coating: high speed steel with titanium coating for long life and smooth operation
✅ 3-groove design: efficient chip discharge, reduces burrs and improves stability
✅ Applications: suitable for carbon steel, aluminum, PVC, wood, and plastics
✅ Includes 6 pieces: each bit engineered for precise countersinking and chamfering
✅ Dimensions table (mm): see special table below for exact sizes

Top Ø (mm)	Bottom Ø (mm)	Length (mm)	Grooves	Edge
20.5	10	47	3	90°
16.5	10	47	3	90°
12.4	8	46	3	90°
10.4	6	39	3	90°
8.3	6	40	3	90°
6.3	5	37	3	90°

These bits are ideal for DIY enthusiasts and professionals who need clean, precise countersinks and chamfers in metal, wood, and plastic. The titanium-coated HSS design boosts durability and keeps edges sharp for repeated use in busy shops and home setups.

💡 What is a countersink bit set used for in metalworking and woodworking? This handy tool helps create clean, flush holes and chamfers for fasteners across different materials. - Durable for burr-free finishes on metal, wood, and plastic
- Handy for precise flush fits in furniture, cabinetry, and DIY projects
- 3-groove design aids chip evacuation and prevents chatter