Boka 5C collets, run-out tolerance 0.015mm, for workpiece clamping
Boka 5C collets, run-out tolerance 0.015mm, for workpiece clamping - 5C-10mm is backordered and will ship as soon as it is back in stock.
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Delivery and transport
Delivery and transport
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SHIPPING OPTIONS
GEM Maschinen GmbH uses DHL or freight forwarding services to ship your orders. Orders are processed within 24 hours of receipt. A shipping confirmation will be sent via email.
SHIPPING COSTS
OVERWEIGHT ITEMS
Orders shipped via freight are subject to additional charges for overweight items, as indicated on the respective product page. Customers are responsible for any additional charges, such as lift tables, when shipping by truck.
- Over 30 kg within Germany.
- Over 30 kg outside Germany.
Return conditions
- In case of manufacturer defects or quality defects: Free return and full refund.
- For returns not due to quality defects: The customer bears the return shipping costs. If the product arrives in perfect, resalable condition upon receipt (no impairment of resaleability), we do not charge the 15 percent wear and tear fee.
Boka 5C collet set
This Boka 5C collet set is the ideal tool for high-precision machine tool applications. Each collet is constructed from high-quality, sectionally heat-treated spring steel, ensuring stable performance and excellent elasticity. With a precise runout accuracy (TIR) of less than 0.015mm at 3x overhang, they are perfect for holding workpieces in lathes or other machine tools. The precise runout accuracy and various hardness levels achieved through heat treatment ensure high resistance to wear and breakage.
Product advantages
- High precision & elasticity: The collet offers a run-out tolerance of only 0.015mm. Made of high-quality spring steel with good elasticity for stable performance.
- Hardness & Durability: Hardened to HRC48-52 by section-by-section heat treatment. The precision-ground spring steel is resistant to wear and breakage.
- Versatile application: Designed for holding workpieces in a lathe or other machine tool. Also designed for use with cylindrical shank tools.
- Durable design: The heat-treated 1.240" x 20" right-hand thread ensures long-lasting durability. Note: There is no internal stop thread.
- Standard specifications: The collet has a rear bearing diameter of 1.242 inches and an overall length of 87 mm. Its shape is designed to accommodate round parts.
Highlights

All collets have a true runout accuracy (TIR) of less than 0.0005" (0.015mm) at 3d overhang.

Sectional heat treatment for different hardnesses.
Technical data
Article (parameter) | Description |
---|---|
Shape | Round |
L | 83.3mm |
Outside Threaded | 1.242×20 UNF |
Inside Threaded | 1.041×24 UNF |
Payment and security
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