STEER Engineering [P] Ltd manufactures Left Handed Kneading Block. STEER Engineering [P] Ltd is an ISO 9001 certified company. Left Handed Kneading Block is bi-lobed block available in five segments. It has a twist angle of 45 degrees. The Left Handed Kneading Block can be 30, 45, 60 or 90 in a right hand or left hand direction. It is used in a left handed extruder. The Left Handed Kneading Block is used to increase pressure buildup during melting or mixing. This increased in pressure buildup could result in higher shear in this zone.