Product Review

Anwenk 40pcs of Furniture Screws Threaded Inserts for Wood Furniture Assortment 1/4"-20 x 15mm
Spec:
Thread Type: 1/4"-20
Total Length: 15mm
External Diameter: 10.5mm
Internal Hex:6mm
Material: carbon steel
Hex Spanner: 6mm
Quantity: 40 Pack 1/4"-20x15mm Screws with a 6mm hex spanner

How to Use: Pre-drill/ drill a proper size hole with length about 18mm, then screw in with an internal hex tool.
Tips:
1. We suggest drilling a hole with diameter 9.6 +/- 0.2mm;
2. If the wood material is with high-hardness,enlarge the screw hole to screw in fit.