CARPENTRY TOOLS 03

CARPENTRY TOOLS 03

Parts of Hand saw

Rip saw teeth

Use of Rip saw

Cross cut saw teeth

Use of cross cut saw

Tenon saw

Dove tail saw

Bow saw

Coping saw

Pad saw

Compass saw

Saw set

Comments

CARPENTRY TOOLS 04

CARPENTRY TOOL 04 Auger Wheel Brace Bradawl Ratchet Brace Block plane Compass plane Plough plane Smoothing plane Trying plane Metal Jack plane Firmer or outside Socket chisel Mortise chisel Bevelled edge Firmer chisel Paring Chisel Flat file Firmer chisel Bull nose rebate plane Spoke shave Router plane Rebate plane Scribing or inside Wooden Jack plane Parts of plane Gimlet

TYPES OF SCRAPERS

TYPES OF SCRAPERS Half Round Scrapers Triangle Scrapers Flat Scrapers

SCRIBING BLOCKS

TYPES OF SCRIBING BLOCKS SIMPLE SCRIBING BLOCK UNIVERSAL SCRIBING BLOCK POINT SCRIBER

Hexagonal Bolts & Nut, Square Nut with proportions and its line diagrams.

HEXAGONAL BOLTS AND NUT PROPORTIONS FOR HEXAGONAL BOLTS From Design Data Book Assuming Diameter (d) = 24 mm Size across flat (S) = 1.25d+6 mm Size across corner (e) = 1.155×S Height of the nut (h) = 0.8 d to d Angle =30° The length of threaded part Height (h) = 0.75 d to 0.8 d length (l) = 2d+5 mm, for bolt up to and including. length (l) = 2d+10mm, for bolts length above 80 mm and up to 200 mm. length (l) = 2d+20 mm, for lengths above 200 mm. V - THREAD WITH FLAT CREST AND ROOT Hexagonal bolt thread part (v- thread with flat crest and root) Pitch (P) = 3 mm Height (H) = 3 mm PROPORTIONS FOR HEXAGONAL NUT Assuming Diameter (d) = 24 mm Size across flat (S) = 1.25d+6 mm Size across corner (e) = 1.155×S Height of the nut (h) = 0.8 d to d Angle =30° PROPORTIONS FOR SQUARE NUT Size across the flat (s) = 1.5 d +3 mm Size across t...

SOLID and ADJUSTABLE HACKSAW FRAME

SOLID and ADJUSTABLE HACKSAW FRAME SOLID HACKSAW FRAME ADJUSTABLE HACKSAW FRAME

PARTS OF FILES

PARTS OF FILES Parts of file Knife Edge File Pillar File Round File Square File Triangle File Needle File

MECHDESIGN

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