Roy Underhill shows how to use an 1889 foot-driven metal working lathe. Make your own darn metal screws with this 1889 foot-powered lathe! Roy shows how to cut perfect threads, cones and tapers in ...

Shoulder screws, also known as shoulder bolts and stripper bolts, are machine screws with an integral shoulder or journal between the head and thread. Although they are not readily available in local ...

Impulse heat staking simplifies installation of brass inserts by generating heat only when needed and keeping the cycle consistent from part to part. Real-time depth verification adds straightforward ...

PEM C.A.P.S. spring-loaded captive panel screws install permanently in aluminum or steel sheets as thin as 0.036 in. The screws install by pressing into prepared mounting holes. The shoulder on the ...

A technique to manage an unusual presentation of an implant abutment screw fracture is presented. Causes of abutment screw loosening and fracture are reviewed. Design features that improve the ...

September 20, 2010 Add as a preferred source on Google Add as a preferred source on Google Matching a replacement screw or bolt can be a headache given the number of sizes and threading pitches you ...