CA 1:2.5 MS Contra-Angle

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CA 1:2.5 L Micro-Series

Surgery & Implantology Handpieces

The Bien-Air CA 1:2.5 L Micro-Series contra-angle handpiece sets the gold standard for surgical and periodontic procedures. Redesigned for compatibility with extra-long 34 mm surgical burs, it features an internally routed irrigation line for enhanced visibility and ergonomic handling during demanding tasks like wisdom tooth extractions, apicectomies, crown lengthening, and hemisections. This compact Micro-Series attachment delivers reliable performance to elevate your clinical outcomes.

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Surgical Burs

Technical Specifications for CA 1:2.5 L MS

Specification	CA 1:2.5 L MS
Use Case	Surgery
Ratio	1:2.5
Bur	Latch Type (Ø 2.35 mm shank, Type 1 ISO 1797, max. length 34 mm ISO 6360-1)
Speed Range (rpm)	250 – 100,000
Motor Compatibility	Micro-Series
Noise Level (dBa)	60
Spray/Irrigation	Internal irrigation
Head Diameter (mm)	9.8
Head Height (mm)	14.4
Adjustable Light	Yes
Weight (g)	79
Warranty	1 year
Reference	1601164-001

Technical Specifications for all Oral Surgery & Implantology Handpieces

Specification	PM 1:2	CA 1:2.5 L MS	CA 20:1 L Micro-Series	CA 20:1 L	Micro-Series CA 20:1 L KM	Classic CA 20:1 L KM
Ratio	1:2	1:2.5	20:1	20:1	20:1	20:1
Use Case	Surgery	Surgery	Implant	Implant	Implant	Implant
Motor Compatibility	Classic & Micro-Series	Micro-Series	Micro-Series	Classic & Micro-Series	Micro-Series	Classic & Micro-Series
Spray/Irrigation	Interchangeable sleeves with or without irrigation tube	Internal irrigation	Internal irrigation and Kirschner Meyer	Internal irrigation and Kirschner Meyer	Internal irrigation and Kirschner Meyer	Internal irrigation and Kirschner Meyer
Speed Range (rpm)	200 – 80,000	250 – 100,000	10 – 2,000	10 – 2,000	10 – 2,000	10 – 2,000
Noise Level (dBa)	N/A	60	57	57	57	57
Head Diameter (mm)	N/A	9.8	9.8	9.8	9.8	9.8
Head Height (mm)	N/A	14.4	13.5	13.5	13.5	13.5
Adjustable Light	No	Yes	Yes	Yes	Yes	Yes
Weight (g)	N/A	79	87	87	87	87
Warranty	1 year	1 year	2 years	2 years	2 years	2 years
Reference	1600436-001	1601164-001	1600692-001	1600598-001 or 1600632-001	1600786-001	1600785-001