Standard type (hand machine) straight slots tapping
Product related parameters
Name：
Standard type (hand, machine) straight slots tapping
Brand:
YAMAWA
Model：
HT (HSS)
Description of product notes
HT high speed steel straight line tapping is widely used as a common thread common attack tooth. Standard straight groove screw for tapping the original style, tapping chip is fine in shape, usually eaten into 3 kinds: first part (9 teeth), attack (5 teeth), the upside (1.5 teeth); HT group includes three different cutting length of the wire: the first attack second attack and third attack. HT is usually a single use, but sometimes it is also used. Electroplating with increased precision P3 and P4 tapping, suitable for electroplating screws.
HT screwdriver precision grade: YAMAWA P level
Screw tapping material: HSS-E
And eat into the cutting blade teeth number: first attack [9 / second / [5 of tooth tooth tooth of third [1.5
Surface treatment: no
Suitable for cutting materials: carbon steel, alloy steel, copper, aluminum, zinc and other light alloys under the tensile strength of 850N/mm2.