Pay in 4 interest-free payments of $9.00 Learn more
Ships within 48 hours · Estimated delivery Sep 10 - Sep 15
C20 Countersink Tool
This Insize long-base digital depth gauge is engineered for precise measurement of bores
The Insize ISM-PM200SA Digital Measuring Microscope is a high-precision tool designed for magnifying small components with clarity
Part No: ISR-CS321
Three-Stage RH Imperial HSS Tap 3/8-20 BSF Fine Thread Pilot Pin 6.34X102mm C20 Countersink ToolPlease note this is a British Standard 3 8x20 Fine thread, or BSF. This form of tap is ideal for tougher materials as the thread is formed in three stages as opposed to NON serial taps which form the thread in one pass. Specifications Material: HSS (High Speed Steel) BOTTOM TAPS have a chamfer (lead) of 12 threads, the angle of the lead being around 18 degrees per side. They are used to produce threads close to the bottom of blind holes. SECOND TAPS
