CONE Thumb Turn OHWC54/5-6-7-8
Optional Accessories
Description
The CONE Thumb Turn OHWC54 by Formani is a circular turn-and-release privacy set with the distinctive conical shape of the CONE series. Available with or without vacant/engaged indicator. Includes 5/6/7/8 mm spindle.
Part of the CONE collection, designed by Osiris Hertman for Formani. Inspired by the hardware on a bank safe — secure, complete, and rooted in simple functionality. The tapered conical neck creates clean lines and a distinctive shape. Winner of the 2021 Red Dot Design Award in Product Design.
Additional Components
Specifications
- Ø 54 mm (2.1") x D 38 mm (1.4")
- With indicator: 5 mm spindle
- Without indicator: universal spindle (5 mm with 6, 7, 8 mm converters)
Materials
Available Finishes
- Satin Stainless Steel
- PVD Satin Black
PVD finishes bond to the metal surface, creating a layer that improves durability, corrosion resistance, and long-term appearance. PVD is suitable for exterior and coastal applications where available.
Product Downloads
Related Products
About the Collection
The CONE collection by Formani, designed by Osiris Hertman, draws on the disciplined geometry of bank-vault hardware. The tapered conical neck creates clean lines and a distinctive silhouette, balancing luxury with restraint.
The CONE door handle received the 2021 Red Dot Design Award in Product Design. Available in Satin Stainless Steel and PVD Satin Black.
Finish Samples
Shop finish samples HERE.
Order Guide
Ordering door hardware requires the combination of a variety of different components. To provide you with the most accurate pricing and quote, we recommend reviewing our Guide to Ordering Door Hardware.
How to Pair

Enlarge the interactive graphic here to follow links to product collections and other details.
How to Order
Please indicate answers for questions #1-#7 from the graphic above to receive a custom itemized quote from our Sales Team.
If you are familiar with the hardware and want to log and submit your order using a form, you can use our editable PDF Door Hardware Order Form and send a copy to our Sales Team. For large quantity orders, please use our Excel Door Hardware Schedule Spreadsheet.
Thumb Turn Pairing
Thumb turns provide the interior locking function needed for privacy doors, such as those used for bathrooms and bedrooms.
To ensure your door hardware functions correctly, you will need to pair your thumb turn with:
Euro Mortise Privacy Mechanism + Lever / Knob.
Explore our full range from our Lever & Knob Collection.
