Clarke ET109 Machinists Steel Square (100mm)£13.67 In stock Clarke ET109 Machinists Steel Square (100mm) quantity Add to basket EAN: N/A SKU: 1700145 Category: Engineering Hand Tools - Measuring Equipment Related products Clarke ET151 Steel Machinist Square (250mm) £28.98 Clarke CM250 Measuring Set £43.78 Clarke ET111 Machinists Steel Sqare (200mm) £19.10 Clarke CM170 Combination Square Set £52.98