Socket head cap screws.
Taper pin reamer size chart.
2 0 pin 0 1462 diam 0 1137 small end 0 1562 diam straight shank 1 9 16 flute taper pin reamer helical flute 2 562 oal left hand spiral right hand cut 3 flutes high speed steel.
Hss taper pin reamers taper 1 4 inch per foot r279 helical machine reamers dimensions may vary from different mfg.
Ok i measured up.
2 to find the number and sizes of drills to be used to step drill hole s prior to reaming taper pin hole to fit standard taper pins use the chart on page 1 to to find the length of pin to be used and follow the taper pin length dot to the drill diameter size to use.
My proper taper reamer is 0 086 0 114 i can t find a 1 8 pin to check only a 3 32 at 0 069 0 096 3 16.
20mm m20 taper pin reamer straight shank with square end 24 80mm large end dia x 19 8mm small end dia x 250 cut length x 310mm overall length righthand.
16mm m16 taper pin reamer straight shank with square end 20 40mm large end dia x 15 8mm small end dia x 230 cut length x 280mm overall length righthand cutting.
Pin number basic diameter large end major diameter d end crown radius r pin length l drill size.
There is likely no correct drill size as the existing hardware has been reamed with a tapered reamer.
Range of reamer bolt sizes and right reamers cutting tool ering hole drilling part two enotes manufacturing processes high sd steel reamers threaded dreamer sizesgenuine critchley carbon angle blade reamers size range 421 27 64 10 7mm to 4 062drill size chart hiningreamer dimensions for 028 076 diameters cutting tool supplieslaboratory resourcesbridge reamer round shank.
Metric tap chart.
Use a 1 2 3 block and caliper or other means to measure the pin diameters at 1 separation points then calculate the taper per inch.
There is some overlap so i guess i am fitting the large end of the 3 16 pin and the small end of the 1 8 pin into similar sized holes.
I suspect my reamer is for 3mm pins.
Taper pin drills taper pin drill inch sizes taperpin drills metric sizes taper pin drill hss taperpin drills hss 3 32 to 7 8 taperpin drills hss metric sizes 2 5mm to 13mm taper pin drills.
Then compare the length needed to a standard taper chart machinery s handbook or on line resource.
Sheet metal gauges weights.