For checking consistency of cement, the size of needle used and penetration from the vicat's mould are:
1
Circular plunger 10 mm dia, 5 - 7 mm from bottom
2
Annular needle 10 mm size, 5 - 7 mm from top
3
Square needle 10 mm × 10 mm, 5 - 7 cm from top
4
Square needle 10 mm × 10 mm, 5 - 7 mm from bottom