Wera 020013 Joker 11 Pce Ratcheting Combination Spanner Set 8-19mm September 16, 2020 admin Bahco 4 in 1 Ratcheting Spanner Setwera 020013 joker 11 pce ratcheting combination spanner set 8-19mm. Along with its straight neck, this means that nuts and bolts can be tightened and loosened in situations where conventional wrenches cannot cope.