YMW N-RS ROLL TAP 1/4"-20 H4 BOTT Thread Forming Roll Tap
YMW N-RS ROLL TAP 1/4-20 H4 BOTT Thread Forming Roll Tap

YMW N-RS ROLL TAP 1/4"-20 H4 BOTT Thread Forming Roll Tap

Item #: 12-017-457
Brand: YMW
Size Type: ANSI
Thread Size: 1/4"-20
Thread Limit: H4

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Features

  • Improved performance, new tap design.
  • Taps have a nitride surface toughening treatment.
Ships direct from factory.
Product Specifications
Brand YMW
Size Type ANSI
Thread Size 1/4"-20
Thread Limit H4
Chamfer Style Bottoming
Finish Coating Black Oxide
Tool Material Vanadium High Speed Steel
Cutting Direction Right Hand
Chamfer 1-2 Thread Chamfer
Coating Nitride Surface Toughening Treatment
Drill Size & Percentage Of Thread 5.70mm (75%), #1 (65%)
Flute Shape Fluteless
H Limit H4
Limit H4
Model # 388470
No. of Flutes 0
No. of Grooves 1
Pitch Form & Profile 60°
No. of Threads Per Inch 20
Pitch Tolerance +.00025"/-.00000"
Pitch 20
Prop. 65 Yes
Series N-RS ROLL TAP
Shank Diameter 0.255"
Shank Type Square Shank
Size 1/4"
Thread Length 0.748"
Thread Type Inch
Tolerance Class UNC
Tolerance_Cutter Diameter ±.31"
Size_Combination 1/4"-20
Tolerance_Cutting Diameter ±.31"
Tolerance_Overall Length ±.31"
Tolerance_Shank -.0015"
Tolerance_Shank Square -.004"
Type Thread Forming Roll Tap
Type of Hole Blind Hole
Workpiece Material Aluminums, Brass, Copper, (Non-Ferrous Materials)
weight 0.1063 lbs
Shipping Restrictions UPS SHIP (DROP SHIP ITEM)
Country of Origin JAPAN
Prop 65 Warning Many metalworking products do contain metals that are included in the latest Prop 65 warning. Exposure to the elements can be harmful. May cause cancer and reproductive harm.

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