





🔧 Screw in Strength, Screw in Style — Own Your Woodwork!
This 150-piece Threaded Insert Nut Kit by Sprite Science features 1/4-20 unified national threads in three lengths (10mm, 15mm, 20mm) crafted from durable alloy steel. Designed for both soft and hard woods, the inserts provide a permanent, strong internal thread for furniture and woodworking projects. The kit includes a 6mm hex key for easy installation, making it the ultimate upgrade for professionals and DIYers seeking reliable, precision fastening solutions.
| Material | wood | 
| Fastener Type | Insert | 
| Thread Size | 1/4 to 20 | 
| Exterior Finish | Uncoated/Polished | 
| Colour | Silver | 
| Metal Type | Alloy Steel | 
| Finish Type | Unfinished | 
| Brand | Sprite Science | 
| Thread Type | Unified National | 
| Inside Thread Size | #4-20 | 
| Thread Style | Right Hand | 
| Thread Coverage | Fully Threaded | 
| Thread Class | Unified National | 
| Size | 1/4-20 x 10/15/20mm*150pcs | 
| Item Diameter | 0.41 Inches | 
| Number of Pieces | 151 | 
| Manufacturer | Sprite Science | 
| Country of Origin | USA | 
| Item model number | 150-THREADEDNUT | 
| ASIN | B082Y6QBKG | 
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