7 x 10-1/2" Manual Combo Horizontal & Vertical Bandsaw: Geared Head MPN:712SG

Helical insert screws feature multiple starts (MS) thread forms that prevent stress concentration while transmitting shear and tension loads. The 1/4-28x0.250 L size of this insert, made from steel material grade AISI-12L14, provides high tensile strength and resistance to wear. With an overall length of 3.75 inches per piece and a hex head type, they are easy to install and compatible with multiple hand tools. This PK100 pack includes 100 inserts at an economical price point while providing consistent performance in thread repair tasks, ideal for automotive, appliances, hardware applications. The helical insert provides increased fatigue resistance compared to standard threads allowing it to function reliably in applications requiring multiple tightening & loosening cycles without stripping screws while remaining cost-effective for various industries.