Somta Series 501 - HSS Straight Flute Short Hand Taper (First Tap) M6 x 1mm Top-Roller Plunger Limit Switch Easy to use and adjust High speed steel HSS 3208-100B Insize Limit Micrometer 25-50mm Range Series 3235-50mm

Easy to use and adjust the outside spring caliper for measuring the outside dimensions of objects

Versatile Manual Tapping – Reliable in both through-hole and blind-hole threading operations

Insize Indicating Micrometer with Support 25-50mm

19 x 25mm D

Please note this is a 5/16-24 fine thread

Somta Series 501 HSS Straight Flute Short Hand Taper (First Tap) M6 x 1mm Top Roller Plunger Limit Switch Easy to use and adjust High speed steel HSS 3208 100B Insize Limit Micrometer 25 50mm Range Series 3235 50mm Easy to use and adjust the outside spring caliper for measuring the outside dimensions of objects Versatile Manual Tapping – Reliable in both through hole and blind hole threading operations