TYPES OF CHISELS

TYPES OF CHISELS

Parts of chisel

Cutting Angle for cold chisel

Mortise chisel

Socket chisel

Diamond point chisel

Half round chisel

Cross cut chisel

Flat chisel

Comments

PARTS OF FILES

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

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 the corner e = √2 ×s Height of the nut h = 0.8 d to d

HAND VICE, PIPE VICE, PIN VICE AND TOOL'S MARKER'S VICE

HAND VICE, PIPE VICE, PIN VICE AND TOOL'S MARKER'S VICE HAND VICE PIPE VICE PIN VICE AND TOOL'S MARKER'S VICE

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

MECHDESIGN

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