Contact Create Account / Log In Help / FAQ Tech Central Repairs Product release Our Brands Shop Sales All Parts by Brand ADEC ADEC | W&H ATHENA BEYES BIEN AIR BRASSELER CASTELLINI DABI ATLANTE DARBY DENTEX DENTSPLY SIRONA HENRY SCHEIN JELENKO KAVO KINETIC INSTRUMENTS LARES MICROMA MICROMITE MIDWEST MK DENT MMI MORITA MTI NEYTECH NSK PALISADES DENTAL PATTERSON SAFCO SCICAN SIEMENS SIRONA STAR W&H YOSHIDA Highspeed Turbine Cartridges Sub-assemblies Canisters SureGrip Autochucks, Spindles, & Collets Head Caps SureFix Kits Bearings Other Parts ValuPak Lowspeed KaVo Micromite Midwest MTI NSK Star All Lowspeed Bearings Bearing Interchange 1:5 Contra Angle All 1:5 Contra Angle Bearings Bearing Interchange Bien Air Henry Schein KaVo NSK Sirona Star W&H Air Scaler KaVo Micro-Mega Star Laboratory Bien Air Henry Schein Jelenko Neytech NSK Dental Bearings Perfection Bearings SureFix Kits Highspeed Lowspeed 1:5 Contra Angle Bearing Interchange Tools & Testing Electric Attachment Repair Tools & Equipment EZ Press & Accessories Test Equipment Cap Wrenches Head Expanders Bur Tools Other Tooling Instructions Dental Handpieces TTBio Brand Highspeed Lowspeed Log In / Register Help / Faq Tech Central Repairs Product releases Our Brands Shop sales » All Parts by Brand ADEC ADEC | W&H ATHENA BEYES BIEN AIR BRASSELER CASTELLINI DABI ATLANTE DARBY DENTEX DENTSPLY SIRONA HENRY SCHEIN JELENKO KAVO KINETIC INSTRUMENTS LARES MICROMA MICROMITE MIDWEST MK DENT MMI MORITA MTI NEYTECH NSK PALISADES DENTAL PATTERSON SAFCO SCICAN SIEMENS SIRONA STAR W&H YOSHIDA Highspeed Turbine Cartridges Sub-assemblies Canisters SureGrip Autochucks, Spindles, & Collets Head Caps SureFix Kits Bearings Other Parts ValuPak Lowspeed KaVo Micromite Midwest MTI NSK Star All Lowspeed Bearings Bearing Interchange 1:5 Contra Angle All 1:5 Contra Angle Bearings Bearing Interchange Bien Air Henry Schein KaVo NSK Sirona Star W&H Air Scaler KaVo Micro-Mega Star Laboratory Bien Air Henry Schein Jelenko Neytech NSK Dental Bearings Perfection Bearings SureFix Kits Highspeed Lowspeed 1:5 Contra Angle Bearing Interchange Tools & Testing Electric Attachment Repair Tools & Equipment EZ Press & Accessories Test Equipment Cap Wrenches Head Expanders Bur Tools Other Tooling Instructions Dental Handpieces TTBio Brand Highspeed Lowspeed KaVo 640 Head Expander Part No. TST659 Dealer Price: (Members Only) Qty: DESCRIPTION KaVo 640 Head ExpanderHead Expander specifically designed to reshape the dented or damaged head of KaVo 640 handpieces Related product... KaVo 647 / 649 / 655 / 659 / 660 Head Expander KaVo 625 / 630 Head Expander KaVo 632 / 642 Head Expander KaVo 635 B / 637 B Head Expander Dealer Price: (Members Only) Add Dealer Price: (Members Only) Add Dealer Price: (Members Only) Add Dealer Price: (Members Only) Add KaVo 6000 / 6500 / 7000 / 8000 Head Expander Dealer Price: (Members Only) Add