the longitudinal axis of elongated member 70 and a channel 74 extending generally radially from the outer surface of member 70 to aperture 72 channel 74 may be separated to allow insertion of handle 58 into aperture 72 aperture 72 may have a contact adhesive along its circumferential surface to securely hold handle 58 in place a cross sectional view of ergonomic handle 68 along line 11 11 of fig9 is shown in fig1 with alternate embodiments shown in fig1 and 13 in the preferred embodiment ergonomic handle 68 is formed from a single closed cell rubber or silicone material 76 one such material is a neoprene closed cell rubber with a density of approximately 8 12 pounds cubic foot a compression deflection of 2 5 pounds square inch and a shore hardness value of approximately 25 45 other rubbers such as polyethylene ethylene propylene terpolymer ept ethylene vinyl acetate eva and nitvile nbr may be used these rubbers are available from rubatex corporation stock number r 421 n neoprene generally the outer layer 76 is readily deformable in general ergonomic handle 68 may be made from a material with a density in the range from 2 to 30 p c f a compression deflection in the range from approximately 2 to 20 p s i and a shore hardness value in the range of 20 80 generally the softer the material the more comfortable the grip and the better the material absorbs.