854 1/2” Apex Phillips Head #4 ‘Service-Drive’ Bits are manufactured using a proprietary steel and heat treat process that yields greater strength and a longer bit life. The cutting-edge machining process used to manufacture 854 1/2” Apex Phillips Head #4 ‘Service-Drive’ Bits results in tighter tolerances, superior product consistency and a better and more consistent fit to fasteners leading to better torque transfer.

854 1/2” Apex Phillips Head #4 ‘Service-Drive’ Bits are recognized as the industry leader in screwdriver tooling throughout the aviation industry as well as automotive, heavy industry or anywhere quality tooling products are required. If you have invested money in quality tools, you need to know that your Phillips insert bits will deliver the performance you require of them. Apex manufactures Phillips insert bits for the aerospace, automotive and other industries where reliability is key. Day in and day out, you will find 854 1/2” Apex Phillips Head #4 ‘Service-Drive’ Bits hard at work in some of the worlds busiest manufacturing facilities.

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