Matco Tools 124MATDS Manual De Instrucciones página 4

(7) Depending on the hardness of the tapped material,
you will likely have to back the tap out of the hole
1/4 - 1/2 turn every 2-3 full rotations, in order to break
up chips and for safe and consistent tapping.
The Rapid Select Ratchet allows you to switch
between forward and reverse quickly in order to
perform this procedure as effortlessly as possible.
(8) When tapping of the hole is finished, from behind
the tap blow chips out with pressurized air. Move
the arm on the ratchet to select reverse and slowly
back the tap out of the hole, being careful on the last
few turns not to catch and damage the threads
when removing the tap.
(9) Blow out all remaining chips from the work area
and install fastener.
124 PIECE AUTO MASTER
TAP AND DIE SET
b.) Cutting Male Threads (Dies)
(1) Measure the outside diameter of the blank or
threaded bolt. If tracing the threads on a bolt, also
measure the thread pitch with the thread gauge.
(2) Choose the correct bolt die. Insert the bolt die into
the die holder. Secure the bolt die using the screw
on the die holder.
(3) Insert the die holder into the tap wrench (ratchet).
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124MATDS
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