5/16" x 18 tpi BSW Tap - Left Hand Thread

Price:  £12.20(Inc. 20% VAT)(£10.17 Exc. VAT)

Ref:  SP1016

Left hand thread - as specified for our 2-Jaw Chuck kit. 

UK manufactured second cut (taper) HSS tap - BSW form thread (55°).

Drill size for this tap is Ø6.7mm, Letter H Imperial (Ø0.2660")