A screwdriving tool (10, 10a, 10b, 10c, 10d, 10e) comprising a driving tool (12, 12b, 12c, 12e, 12f), a contact trip assembly (14, 14a, 14b, 14c, 14e, 14f) that is coupled to the driving tool (12, 12b, 12c, 12e, 12f), a sensor (42, 42b, 1000, 1000d, 1000e) and a sensor target (142, 142b, 1002, 1002d, 1002e), the driving tool (12, 12b, 12c, 12e, 12f) having a tool housing (40, 40b, 40c, 40e, 40f), a motor assembly (22, 22a, 22c) and an output member (28, 28c, 28d) that is driven by the motor assembly (22, 22a, 22c), the contact trip assembly (14, 14a, 14b, 14c, 14e, 14f) having a nose element (72, 72a, 72c, 72d, 72e), one of the nose element (72, 72a, 72c, 72d, 72e) and the output member (28, 28c, 28d) being axially movable and biased by a spring (76, 1006, 1006d, 1006e) into an extended position, one of the sensor (42, 42b, 1000, 1000d, 1000e) and the sensor target (142, 142b, 1002, 1002d, 1002e) being coupled to the tool housing (40, 40b, 40c, 40e, 40f), the other one of the sensor (42, 42b, 1000, 1000d, 1000e) and the sensor target (142, 142b, 1002, 1002d, 1002e) being coupled to the one of the output member (28, 28c, 28d) and the nose element (72, 72a, 72c, 72d, 72e) for axial movement relative to the one of the sensor (42, 42b, 1000, 1000d, 1000e) and the sensor target (142, 142b, 1002, 1002d, 1002e), the sensor (42, 42b, 1000, 1000d, 1000e) providing a sensor signal that is based upon a distance between the sensor (42, 42b, 1000, 1000d, 1000e) and the sensor target (142, 142b, 1002, 1002d, 1002e), wherein the motor assembly (22, 22a, 22c) is controllable in a first operational mode and at least one rotational direction based in part on the sensor signal wherein at least one sight window is formed through the nose element (72, 72a, 72c, 72d, 72e) wherein the contact trip assembly (14, 14a, 14b, 14c, 14e, 14f) is removably coupled to the driving tool (12, 12b, 12c, 12e, 12f); characterized in that either: 1) a bayonet-type mount is employed to couple the contact trip assembly (14, 14a, 14b, 14c, 14e, 14f) to the driving tool (12, 12b, 12c, 12e, 12f), the bayonet-type mount comprising a first mount structure, which is coupled to the tool housing (40, 40b, 40c, 40e, 40f) of the driving tool (12, 12b, 12c, 12e, 12f), and a second mount structure that is coupled to a contact trip housing (70, 70a, 70e, 70f) of the contact trip assembly (14, 14a, 14b, 14c, 14e, 14f), the first and second mount structures (1200, 1210) having lugs (1202, 1212) that are engagable to inhibit axial separation of the contact trip assembly (14, 14a, 14b, 14c, 14e, 14f) from the driving tool (12, 12b, 12c, 12e, 12f); or 2) one of the driving tool (12, 12b, 12c, 12e, 12f) and the contact trip assembly (14, 14a, 14b, 14c, 14e, 14f) includes a clip (150, 1300) that is engagable to a circumferentially extending groove (60, 1302) in the other one of the driving tool (12, 12b, 12c, 12e, 12f) and the contact trip assembly (14, 14a, 14b, 14c, 14e, 14f). 1) a bayonet-type mount is employed to couple the contact trip assembly (14, 14a, 14b, 14c, 14e, 14f) to the driving tool (12, 12b, 12c, 12e, 12f), the bayonet-type mount comprising a first mount structure, which is coupled to the tool housing (40, 40b, 40c, 40e, 40f) of the driving tool (12, 12b, 12c, 12e, 12f), and a second mount structure that is coupled to a contact trip housing (70, 70a, 70e, 70f) of the contact trip assembly (14, 14a, 14b, 14c, 14e, 14f), the first and second mount structures (1200, 1210) having lugs (1202, 1212) that are engagable to inhibit axial separation of the contact trip assembly (14, 14a, 14b, 14c, 14e, 14f) from the driving tool (12, 12b, 12c, 12e, 12f); or 2) one of the driving tool (12, 12b, 12c, 12e, 12f) and the contact trip assembly (14, 14a, 14b, 14c, 14e, 14f) includes a clip (150, 1300) that is engagable to a circumferentially extending groove (60, 1302) in the other one of the driving tool (12, 12b, 12c, 12e, 12f) and the contact trip assembly (14, 14a, 14b, 14c, 14e, 14f).