Choose the model Female tapping d16,8 std Female surface std Female side std Male 5kg d10 std Male 10kg d10 std Male 5kg variable depth std Male 5kg to be glued std Male 10kg to be glued std Male 10kg stratlock Male 18kg stratlock Female recessed stratlock Clip centerer stratlock/std Female end 3320250 Hole end 16.8mm End to thread hole 16.8mm Male end std