Spiral Fluted Taps (for blind hole)Spiral Fluted Taps(for through hole)Spiral Pointed Taps(for through hole)Hand TapsCementedCarbide TapsRoll TapsSpecial Thread TapsSimple Inspection ToolsPipe TapsThread MillsPremium Thread MillsDiesCenter DrillsCentering Tools JIS ⑦ Special Thread Taps / Simple Inspection Tools Overall Thread Shank Shank Size of Length oflengthlengthlengthdia.squaresquareLℓℓsDsKℓk JIS ① HT MST Hand Tap for Microscope Objective Lens ② Specification ■Product Features  ●Taps for Microscope Objective Lens  ●The taps can be used for creating internal ③ screw threads with machining center or byRecommended Tapping Speeds depending on Materialshand and rethreading as well. For through hole use. Brass  ●For RMS-type Whitworth threads specified in 黄銅 〜10 JIS B 7141“Microscopes objective lens”. ●T h i stapisalsosuitablefor repair or ④ TYPE:1 (m/min) cleaning of internal threads. ⑤ Segment:1A ⑥ Size Code Chamfer L(mm) ℓ(mm) ℓs(mm) Ds(mm) K(mm) ℓk(mm) No. offlutes TYPE MSRPFor Microscope Objective Lens 20.32W36 TYRMS10LEB5 5P 87 16 44 18 14 17 4 1 ¥25,200 □ 20.32W36 TYRMS10LEBA 1.5P 87 16 44 18 14 17 4 1 ¥25,200 □ ■Internal thread specifications of threads for microscope⑦objective lens“RMS 20.32W360”unit:mm The tap is used for internalthreadsofamicroscope Size Allowable Minor Diameter Pitch Diameter Minor DiameterValue(D)(D2)(D1) revolver as shown in the Max. 20.396 19.944 19.55020.32W36 picture. Min. 20.320 19.868 19.474 ⑧ ■Chips(brass) ⑨ ⑩ ■ For Microscope Objective Lens unit:mm ■ Bored hole size unit: mm ⑪ MajorDiameter Pitch Diameter MinorDiameterSizeClassBasicUpperLowerBasicToleranceToleranceBasicSizeMinor Diameter of Internal Thread(D1)Bored Hole SizeMax.Min.(Reference)20.32W3619.55019.47419.53 Size Size ( μ m) ( μ m) Size + + 20.32W36 - 20.320 19.868 38 23 19.416 JIS ⑦-41 ※ = Specified Distribution Items. Made to order products. □=In stock at manufacturer.