This product is a replacement coring bit for HSC-540QR. This coring bit features the following:

Made of heat-treated high carbon steel for long life and durability
Can be replaced using a standard hex key (included in HSC-540QR)

Cable Type
540QR

Bit Size
0.540- (1.37 cm)

Dimensions
2.66- (6.76 cm) x 1.01- (2.57 cm) x 1.01- (2.57cm)

Weight 0.2 lb (90.8 g)