 All casting flasks are stainless steel and very durable. The matching sprue bases assure a leak-proof seal. $22.62 |  All casting flasks are stainless steel and very durable. The matching sprue bases assure a leak-proof seal. $17.92 |
 All casting flasks are stainless steel and very durable. The matching sprue bases assure a leak-proof seal. $23.71 |  All casting flasks are stainless steel and very durable. The matching sprue bases assure a leak-proof seal. $21.00 |
 All casting flasks are stainless steel and very durable. The matching sprue bases assure a leak-proof seal. $27.44 |  All casting flasks are stainless steel and very durable. The matching sprue bases assure a leak-proof seal. $26.89 |
 All casting flasks are stainless steel and very durable. The matching sprue bases assure a leak-proof seal. $28.68 |  All casting flasks are stainless steel and very durable. The matching sprue bases assure a leak-proof seal. $31.03 |
 All casting flasks are stainless steel and very durable. The matching sprue bases assure a leak-proof seal. $26.75 |  All casting flasks are stainless steel and very durable. The matching sprue bases assure a leak-proof seal. $32.82 |
 All casting flasks are stainless steel and very durable. The matching sprue bases assure a leak-proof seal. $38.77 |  All casting flasks are stainless steel and very durable. The matching sprue bases assure a leak-proof seal. $33.52 |
 All casting flasks are stainless steel and very durable. The matching sprue bases assure a leak-proof seal. $41.24 |  Stainless steel heavy-duty flasks, with machined perforations, help assure a perfect cast since metal is being forced into cavities evenly from all directions. $117.14 |
 No more messy masking tape! These latex rubber sleeves are placed over the flask to contain the investment while pouring and also form a collar so that no spilling occurs. Dimensions listed are for the flask that each sleeve will fit. Sleeve must be removed prior to burnout. Warning: DO NOT USE if you are NRL latex sensitive. $23.06 |  No more messy masking tape! These latex rubber sleeves are placed over the flask to contain the investment while pouring and also form a collar so that no spilling occurs. Dimensions listed are for the flask that each sleeve will fit. Sleeve must be removed prior to burnout. Warning: DO NOT USE if you are NRL latex sensitive. $28.03 |
 No more messy masking tape! These latex rubber sleeves are placed over the flask to contain the investment while pouring and also form a collar so that no spilling occurs. Dimensions listed are for the flask that each sleeve will fit. Sleeve must be removed prior to burnout. Warning: DO NOT USE if you are NRL latex sensitive. $33.42 |  Slip the rubber extender over the flask prior to filling, to enable you to fill casting flasks to the top with investment. Prevents spilling of investment during vacuuming. Flask not included. $28.93 |
 Slip the rubber extender over the flask prior to filling, to enable you to fill casting flasks to the top with investment. Prevents spilling of investment during vacuuming. Flask not included. $28.80 |  Slip the rubber extender over the flask prior to filling, to enable you to fill casting flasks to the top with investment. Prevents spilling of investment during vacuuming. Flask not included. $23.89 |