Precision Instruments PREM2FR100F 3/8" Flex-Head Drive Flex Ratchet Micrometer Click Wrench, 20-100 lb.ft.

• Engineered, precision bearing surfaces extend the calibrated life of the M line to as many as 60,000 cycles or more and ensure the most reliable performance possible
• In addition to flawless operation at release, calibration is completely external, unlike traditional mechanism that require disassembly and the replacement of blocks and shims