Single end box wrench non sparking ReferenceAlloySize (S)Length (L)004908 BeCu 8 mm 100 mmSingle end box wrench Beryllium copper 8 mm 8 mm 100 mm 019708 AlBr 8 mm 100 mmSingle end box wrench Aluminium bronze 8 mm 8 mm 100 mm 004910 BeCu 10 mm 110 mmSingle end box wrench Beryllium copper 10 mm 10 mm 110 mm 019710 AlBr 10 mm 110 mmSingle end box wrench Aluminium bronze 10 mm 10 mm 110 mm 004912 BeCu 12 mm 120 mmSingle end box wrench Beryllium copper 12 mm 12 mm 120 mm 019712 AlBr 12 mm 120 mmSingle end box wrench Aluminium bronze 12 mm 12 mm 120 mm