3/8-19 BSPT TAPER THREAD PLUG GAUGE (21-1985) - 4646-3C19Insize Thread Plug Gauge Wallers Industrial Hardware is your local authorised distributor for the complete range of INSIZE Measuring Equipment products. Every INSIZE product comes with a 12 month professional warranty which is honored directly through our store for accurate and hassle free measuring for the professional and novice alike. Features: BSPT Taper Thread Plug Gauge 3 8 19 BSPT Standard BS 21 1985 Supplied with manufacturer inspection

finished results

Handle is fixed

Measurement Type: Fractional

Overall Length (l): 165 mm

🔹 Shank Diameter: 1/4" – Compatible with a wide variety of tools for secure operation

0mm Cutting Diameter – Suitable for precision drilling in larger structural components

Quantity of leaves: 20

Why Choose the SOMTA 2421500 Extra-Length Drill

With a pitch of 19 TPI

Applications: Unified internal threads for heavy-duty mechanical and industrial components

The SOMTA 5011603 – M16 x 2

Taper 1:16