Dental straight handpiece with twist tension chucking system, for handpiece and contra-angle burs with Ø 2.35 mm (ISO 1797-1) Drive speed: 40,000 min-1 Motor connection according to standard: ISO 3964 Outer diameter of the sheath: 20 mm
Small head and ergonomic design
The Alegra straight or contra-angle handpiece is comfortable in the hand. Thanks to the excellent ergonomics, the straight and contra-angle handpieces from W&H prevent excessive strain on your hands during preparation. The small contra-angle head allows optimal view of the treatment site.
Your advantages at a glance
Robust and durable
Ergonomic design
Simple bur changing with the push-button chucking system
Thermo washer disinfectable and sterilizable
External coolant supply (spray clip, coolant hose, nozzle cleaner) available as accessories
Specifications
Alegra Straight and Contra-angle Handpieces without light Outer diameter of the sheath: 20 mm
WE-56
WE-57
WE-66
HE-43
Transmission ratio:
1:1
1:1
4:1
1:1
Motor connection according to standard:
ISO 3964
Maximum drive speed:
40,000 min -1
Head size:
Ø 10.1 mm
Ø 10.1 mm
Ø 10.1 mm
–
Head height (with 19 mm bur):
20.8 mm
22.7 mm
20.8 mm
–
Rotary instruments according to ISO 1797-1:
Contra-angle burs
FG burs
Contra-angle burs
Handpiece and contra-angle burs
Instrument shaft diameter:
2.35 mm
1.6 mm
2.35 mm
2.35 mm
Maximum permitted bur length:
34* mm
25* mm
34* mm
Handpiece burs: 50* mm Contra-angle burs: 34* mm
Spray:
single, external
Warranty:
12 months
* When using longer rotary instruments the user must ensure by correct selection of the operating conditions, that there is no danger to the user, patient or third parties.
Dental straight handpiece with twist tension chucking system, for handpiece and contra-angle burs with Ø 2.35 mm (ISO 1797-1) Drive speed: 40,000 min-1 Motor connection according to standard: ISO 3964 Outer diameter of the sheath: 20 mm
Small head and ergonomic design
The Alegra straight or contra-angle handpiece is comfortable in the hand. Thanks to the excellent ergonomics, the straight and contra-angle handpieces from W&H prevent excessive strain on your hands during preparation. The small contra-angle head allows optimal view of the treatment site.
Your advantages at a glance
Robust and durable
Ergonomic design
Simple bur changing with the push-button chucking system
Thermo washer disinfectable and sterilizable
External coolant supply (spray clip, coolant hose, nozzle cleaner) available as accessories
