1.length can be selected according to customers' requirements 2.shank types can be selected

Size:

18 x 250 x 40mm  /  18 x 280 x 40mm  /  18 x 350 x 40mm  /  18 x 400 x 40mm  /  18 x 460 x 40mm  /  18 x 500 x 40mm  /  18 x 600 x 40mm      18 x 250 x 50mm  /  18 x 280 x 50mm  /  18 x 300 x 50mm  /  18 x 350 x 50mm

18 x 400 x 50mm  /  18 x 460 x 50mm  /  18 x 500 x 50mm  /  18 x 600 x 50mm