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What is a geometric die head?

What is a geometric die head?

Special purpose production tool for cutting external screw threads. For machine threading operations. Work in conjunction with a variety of different size and style thread chasers to precisely cut screw threads. Cuts left or right hand threads.

What is a Coventry die head?

Coventry die heads and copies thereof (Rubometric, OSG etc) are the most commonly used thread cutting die heads. They are reliable, hard wearing, simple to set and use, and can be used on manual or automatic ( and CNC) machinery.

Where are chasers used?

Chasers can be used for:

  • Small or large diameter work on excessively abrasive or hard materials.
  • Fast changes on short run jobs or minimum set up changes for long run jobs.
  • For single or multiple spindle machine tools.

What is a die head used for?

Die heads are commonly used on lathes, turret lathes, screw machines and CNC lathes. They may be used for either cutting a thread or rolling a thread. They may also be used for internal or external thread cutting.

What is the thread from cut by using chasers?

Chasers and Thread Rolls Thread chasers are used to cut external threads and consist of self-opening die heads and collapsing taps. An advantage of chasing is after cutting the threads, the die head self-opens and retracts eliminating the need to be backed off the work piece.

What is a stern chaser?

Definition of stern chaser : a gun so placed as to be able to fire astern at a pursuing ship.

What is a chaser die?

Definition of die chaser : a threading die or one of the cutters of a composite die or a die head.

Which is the tap and which is the die?

Taps and dies are tools used to create screw threads, which is called threading. Many are cutting tools; others are forming tools. A tap is used to cut or form the female portion of the mating pair (e.g. a nut). A die is used to cut or form the male portion of the mating pair (e.g. a bolt).

Did pirate ships have cannons in the front?

Im down with it! some real pirate ships had front cannons! Move the outfit boxes to the bottom deck of the galleon and put the cannons below deck in the front!