Vintage USSR Soviet Wood Carving Drill Bit Set NPS-8 Flat Spade Bits New NOS For Sale

# Vintage USSR Soviet Wood Carving Drill Bit Set NPS-8 (НПС-8)
## Manufactured by Penza Precision Instrument Plant | Authentic New Old Stock (NOS)Up for sale is a rare, complete, and authentic **New Old Stock (NOS) Soviet-era wood carving drill bit set**, model **NPS-8 (НПС-8)**. Made in the USSR at the renowned Penza Precision Instrument Plant under strict technical standard TU 3-1504-87.This set has never been used and remains beautifully preserved in its original factory protective oiled wrapping paper inside its compact, heavy-duty black ribbed plastic storage container. The case lid proudly features the molded factory \"П\" logo matching the emblem on the original instruction booklet.### 🌟 Unique Profile & Purpose
Unlike modern flat spade bits with straight shoulders, these vintage Soviet bits feature a specialized **concave, contoured cutting crown edge**. When spinning, the curved silhouette acts as a miniature rotating carving gouge. This makes them absolutely perfect for clean boring and creating decorative smooth-bottomed patterns, shapes, and textures.Per the original manual, these heat-treated carbon steel blades can be used with either a hand brace or standard electric power drills to carve or drill through:
* Softwoods and Hardwoods
* Plexiglass / Acrylic
* Textolite & Getinaks (laminated plastics)
* Sheet Aluminum & Hard Rubber### 📦 What’s Included in This Set:
* **8x Interchangeable Flat Concave Bits:** Stamped widths include **12mm, 14mm, 16mm, 18mm (unmarked from factory), 20mm, 25mm, 30mm, and 35mm** (Thickness: 1.5mm).
* **1x Mandrel Holder Shank**
* **1x Extension Rod Bar** (Allows a maximum drilling depth up to 110mm)
* **2x M4×8 Retention Screws** (For locking the blades onto the center mount)
* **1x Flathead Screwdriver**
* **1x Original Ribbed Plastic Storage Case**
* **1x Original Soviet Technical Operating Manual / Booklet** (Features the authentic violet OTK Quality Control stamp and a 4-Rubel price marking).### 🔍 Condition Notes:
This kit is in **PRISTINE VINTAGE CONDITION**. It has spent decades wrapped in its original anti-corrosion wax/oil paper. The factory-blued dark finish on the carbon steel blades is entirely intact with no notable rust or oxidation. The case and paper components are fully legible and intact with minimal shelf wear. Please inspect the photos closely to confirm the exact items and immaculate condition you will receive.**Fast Shipping & Secure Packaging.** Add this incredible piece of functioning Soviet tool history to your workshop or tool collection today!