Clarke ET151 Steel Machinist Square (250mm)£28.98 In stock Clarke ET151 Steel Machinist Square (250mm) quantity Add to basket EAN: 5016086203704 SKU: 1700326 Category: Engineering Hand Tools - Measuring Equipment Related products Clarke ET135 12″ Engineers Rule £12.54 Clarke CM110 Vernier Caliper £22.62 Clarke PRO325 24†Breaker Bar – 1/2†Drive £25.45 Clarke CM220 Dial Test Indicator £23.34