Pro Grade Lengthened Taper Drill Sleeve Adapter MT4 To MT3 For Industrial CNC Lathes And Milling Machines High Speed Steel Morse Taper Reducing Sleeve With Ultra Smooth Ground Surface And 0.015mm Precision Alignment

Extended MT4 to MT3 Drill Sleeve for CNC Precision (Single)
✔️ 0.015mm alignment accuracy - hardened HSS MT4-MT3 sleeve

This lengthened taper drill sleeve adapts MT4 tool shanks to MT3 sockets, ideal for CNC lathes and milling centers. It locks tools securely and reduces runout for consistent, accurate machining in industrial settings.

✅ Material: Hardened high speed steel (HSS) with 50 HRC hardness
✅ Surface finish: Fully ground interior and exterior for smooth operation
✅ Compatibility: MT4 to MT3 taper reduction sleeve
✅ Precision: 0.015mm alignment accuracy during setup
✅ Durability: Quenched and heat-treated for long tool life

💡 What is an MT4 to MT3 drill sleeve reducing adapter used for? This handy accessory helps connect larger MT4 tooling to MT3 spindles in CNC machines.

- Extends compatibility across MT4 and MT3 tooling - Improves tool change speed and rigidity in lathes and mills - Enhances machining accuracy by reducing runout - Supports consistent tool seating during high-speed operations