Spring Pole and Other Hand-Powered Drilling Rigs (Part 6)

Drilling Tools and Their Uses (Part 2)
Various tools and machinery components useful for percussion drilling by hand


Boring tools, Figure 413, for well sinking, testing ground, etc, consisting of:
1) well rod, usual length 10 feet
2) worm auger
3) open auger, for clay
4) flat chisel, for stone of flint
5) spring dart, to draw faulty pipe from the bore hole
6) spring dart, to draw faulty pipe from the borehole (for small pipes)
7) bell screw, for withdrawing broken rods
8) bell box, for withdrawing broken rods from the borehole
9) auger nose shell, with valve for loose soil or sand
10) flat nose shell, for similar purposes
11) shoe nose shell, for harder ground
12) hand dog, for screwing and unscrewing the rods
13) pipe clamps, or rests
14) T-chisel for flint or stone
15) wad hook, for withdrawing stones, etc, which may fall into the bore hole
16) spiral angular worm for withdrawing broken rods
17) diamond, or drill-pointed chisel, for hard ground
18) lifting dog, for raising and lowering the rods
19) long pipe clamps, or rests
20) tillers or levers for turning the rods
21) wrought-iron screwed well-bore pipe
22) short rod, with swivel head
23) crow’s foot for extracting the broken rods from the bore hole
24) pair of well-rod joints ready to shut up for greater lengths
25) pipe tongs, or heaters, for making joints of pipe
26) T-piece, or pipe dog, for lowering the pipes
27) brazed and collared pipe, with water-tight soldered joints
28) common riveted pipe, strong make
29) spring hook to be attached to the well rope for raising tools, etc.
30) windlass complete, for boring or sinking
31) strong well sinking bucket
(from Appleby’s Handbook of Machinery, pg. 110-111)




Hand-boring tools-
1) single chisel
2) cross chisel
3) rod
4) 6 foot sludger
5) screw-jointed tube
6) tube with outside collar
7) tube with flush joint, riveted
8) tube with screw socket
9) 6 foot grappler
10) reamers
11) single cross head
12) double cross head
13) fork
14) key
15 & 16) core cutters and extractor
17) spring pole
18) windlass
19) legs and pulley
20) hook to lift rods
21) temper screw
22) excavation and hole
23) rods
24) core cutter
25) rods jointed with loose socket
(from Lupton, pg. 52)