Bordo 3/8" x 16 UNC 1.5" Chrome Button Die Insize Scriber For Height Gauges Type B Series 7150-SC4 this vernier hook depth gauge

this vernier hook depth gauge allows accurate and repeatable groove measurements

High-Quality Stainless Steel: Made from durable 316-grade stainless steel

3 – Provides precise centering and stability during machine reaming

Acrow ER3298 – ER32 Spring Collet (Ø9–8 mm Range

Bordo 3/8" x 16 UNC 1.5" Chrome Button Die Insize Scriber For Height Gauges Type B Series 7150-SC4 this vernier hook depth gaugeThis 3 8" x 16 UNC Chrome Button Die is designed for forming, restoring, and maintaining Unified National Coarse (UNC) external threads. Ideal for workshop, maintenance, and general engineering environments, these dies are widely used for producing reliable coarse thread fastenings across a range of materials. Key Features: Thread Standard: Unified National Coarse (UNC), a widely adopted imperial thread form used across the USA, Canada, and the UK.