Perpendicular: Mill - dry: 109, wet: 87 (Low Risk); Powder-coated - dry: 92, wet: 81 (Low Risk); Shot blasted - dry: 114, wet: 102 (Low Risk). 45 Degree: Mill - dry: 59, wet: 39 (Low Risk); Powder-coated - dry: 61, wet: 44 (Low Risk); Shot blasted - dry: 72, wet: 69 (Low Risk).