Hon Hai Precision Industry Co., Ltd.

Guili Dong

Sheng Liu

Yong-Qiang Zhao

Longhai Huang

He Yun Shen

A tool for measuring depths of countersunk holes includes a worktable ( ), a measuring member ( ), and a display device ( ). The worktable includes a measuring plate ( ) defining four adjusting screw holes ( ) in four comers thereof, and four adjusting rods ( ) adjustably attached in the adjusting screw holes below the measuring plate. The adjusting rods are adjusted so that the measuring plate can be level. The measuring member is generally cylindrical, and includes a cylindrical head ( ) having a conical tip ( ). The display device includes a vertical central shaft ( ), and a bearing sleeve ( ) surrounding a bottom of the central shaft. The central shaft can move vertically through the bearing sleeve. The display device further includes a cylindrical body ( ) having a display ( ) showing a height value of a top face of the central shaft, and a zeroing button ( ).

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Shenzhen, China

Guili Dong