Somta Series 541 - HSS Straight Flute Short Hand Second (Intermediate) Tap UNC No.4 x 40 TPI Insize Digital Bore Gauge 18-35 mm Range Series 2122-35A Use: Identify the pitch of

Use: Identify the pitch of screw threads

Carbide measuring faces

The Green Drain Waterless Trap Seal 3

M12 x 30 PCS

Somta Series 541 - HSS Straight Flute Short Hand Second (Intermediate) Tap UNC No.4 x 40 TPI Insize Digital Bore Gauge 18-35 mm Range Series 2122-35A Use: Identify the pitch ofAchieve precise and consistent threading with the SOMTA Series 541 HSS UNC Tap No. 4 Intermediate. Designed for general hand tapping, this high speed steel (HSS) tap ensures durability and accuracy, making it ideal for through hole and blind hole applications. Key Features: Thread Size: No. 4 UNC (Unified National Coarse) Standard: ISO 529 Material: High Speed Steel (HSS) for enhanced strength and wear resistance Thread Form: 60 flank angle for